http://kids.earth.nasa.gov/archive/air_pressure/barometer.html

http://www.wviz.org/psi/video_student/bottled

http://urbanext.illinois.edu/treehouse/index.cfm

http://courseware.e-education.psu.edu/public/meteo/meteo101demo/Examples/Section2p07.html

http://courseware.e-education.psu.edu/public/meteo/meteo101demo/Examples/Images/Section2/contour_tool_t0203.swf

http://kentsimmons.uwinnipeg.ca/16cm05/16labman05/lb4pg6.htm

http://www.kidsgeo.com/geography-for-kids/0046-layers-of-the-atmosphere.php

http://www.scmaritime.org/forms/atmosphere_and_water_cycle_curriculum.pdf

http://earthguide.ucsd.edu/earthguide/diagrams/atmosphere/index.html

http://teacher.scholastic.com/activities/wwatch/investigate/weather_maker.htm

http://www.eo.ucar.edu/kids/dangerwx/blizzard1.htm

http://teacher.scholastic.com/activities/wwatch/winter_storms/index.htm

http://www.ussartf.org/blizzards.htm

http://static.cnhi.zope.net/flashpromo/niagaragazette/media/slideshows/77orleans/

http://www.brainpop.com/science/earthsystem/carboncycle/

http://www.kidsnewsroom.org/climatechange/movies/carbon_cycle_version2.swf

http://bcs.whfreeman.com/thelifewire/content/chp58/5802002.html

http://www.windows.ucar.edu/earth/climate/carbon_cycle.html

http://www.kscience.co.uk/animations/carbon_cycle.htm

http://www.open2.net/science/element/html/element.html

http://news.sympatico.ca/SpecialReports/ContentPosting_AFP2?newsitemid=CNG.e195542c376c40c17d25b49c6471dd63.01&feedname=AFP_EN&show=False&number=0&showbyline=False&subtitle=&detect=&abc=abc&date=False

http://www.wwnorton.com/COLLEGE/chemistry/gilbert/tutorials/ch4.htm

http://www.wiziq.com/tutorial/50499-Carbon-Cycle

http://www.youtube.com/watch?v=Xz0fn81BlIQ&feature=related

http://www.kscience.co.uk/animations/energy_transfer.swf

http://www.sciencelearn.org.nz/Contexts/The-Ocean-in-Action/Sci-Media/Animations-and-Interactives/Carbon-cycle

http://earthguide.ucsd.edu/eoc/special_topics/teach/sp_climate_change/p_carboncycle.html

http://www.carboncounter.info/carboncycle.html

http://www.bbc.co.uk/schools/gcsebitesize/science/add_aqa/foodchains/foodchainact.shtml

http://www.biology.ualberta.ca/facilities/multimedia/uploads/alberta/carboncycle.html

http://climatekids.nasa.gov/carbon/

http://epa.gov/climatechange/kids/calc/index.html

http://www.cooltheworld.com/kidscarboncalculator.php

http://environment.nationalgeographic.com/environment/global-warming/gw-overview-interactive/

http://environment.nationalgeographic.com/environment/global-warming/gw-overview-interactive/

http://www.kidsnewsroom.org/climatechange/global_warming_version2.html

http://www.bbc.co.uk/sn/hottopics/climatechange/climate_challenge/index_1.shtml

http://www.energyville.com/energyville/

http://www.neatorama.com/2007/05/21/the-strangest-disaster-of-the-20th-century/

http://prezi.com/tkdh3a1stww3/lowes-carbon-cycle/?auth_key=8378adfab0bfb4cac5b18e7f16a04beb37dae5a3&kw=view-tkdh3a1stww3&rc=ref-10024211

http://cellsalive.com/cells/cell_model.htm

http://www.teachertube.com/view_video.php?viewkey=aeda7e4adba492c47427

http://www.teachertube.com/view_video.php?viewkey=bb9766a715acacf26faf

http://www.biology4kids.com/files/cell_main.html

http://www.teachertube.com/view_video.php?viewkey=2cbe4813cae2f7715336

http://www.sheppardsoftware.com/health/anatomy/cell/cell_game.htm

http://www.chem4kids.com/files/matter_changes.html

http://www.teachertube.com/view_video.php?viewkey=a70ff2a57a5780dcbb89&page=1&viewtype=&category=

http://science-edu.larc.nasa.gov/SCOOL/tutorial/clouds/cloudtypes.html

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http://www.quia.com/ba/273400.html

http://www.cerritos.edu/RKREGER/CloudTutorial/tutorialpage3.htm

http://urbanext.illinois.edu/treehouse/activity_cloud.cfm

http://urbanext.illinois.edu/treehouse/index.cfm

http://www.clouds-online.com/cloud_atlas/cloud_movies/images/0003.htm

http://www.authorstream.com/Presentation/zingert-286828-interactive-weather-clouds-precipitation-powerpoint-education-ppt/

http://www.brainpop.com/science/weather/clouds/

http://prezi.com/user/dlowe

http://science-edu.larc.nasa.gov/SCOOL/pdf/Kiwi_Kids_Cloud_Guide.pdf

http://prezi.com/5mnpkawme2-x/lowe-cloud-heroes/?kw=view-5mnpkawme2-x&rc=ref-10024211

http://www.brainpop.com/science/matterandchemistry/conservationofmass/

http://drought.unl.edu/kids/

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http://www.engineeringinteract.org

http://www.sciencekids.co.nz/gamesactivities/electricitycircuits.html

http://www.learningcircuits.co.uk/flashmain.htm

http://pixelstand.blogspot.com/2011/06/elephantiasis-man-turning-elephant.html

http://energyquest.ca.gov/wattsthat_flash/index.html

http://www.kidsknowit.com/educational-songs/play-educational-song.php?song=Kinetic%20And%20Potential%20Energy

http://www.sciencenetlinks.com/interactives/powerplay.html

http://www.classzone.com/books/ml_science_share/vis_sim/mfm05_pg126_coaster/mfm05_pg126_coaster.html

http://www.classzone.com/books/ml_science_share/vis_sim/mem05_pg101_kintheory/mem05_pg101_kintheory.html

http://www.engineeringinteract.org/resources/parkworldplot.htm

http://www.energyeducation.tx.gov/energy/section_1/topics/potential_and_kinetic_energy/index.html

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http://phet.colorado.edu/sims/pendulum-lab/pendulum-lab_en.html

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http://www.teachersdomain.org/asset/hew06_vid_trebuchet/

http://www.fwee.org/walktour/walktour1.html

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http://www.brainpop.com/science/energy/potentialenergy/preview.weml

http://www.brainpop.com/science/energy/kineticenergy/preview.weml

http://www.classzone.com/books/ml_science_share/vis_sim/mem05_pg69_potential/mem05_pg69_potential.html

http://www.kidsknowit.com/educational-songs/play-educational-song.php?song=Kinetic%20And%20Potential%20Energy

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http://www.education.melbournewater.com.au/content/rivers_and_drainage/our_drainage_system/floods_explorer/floods_explorer.asp#

http://uservideo.weather.com/video/A-day-of-flash-flood-chasing

http://www.nssl.noaa.gov/primer/flood/fld_basics.html

http://www.flash.org/activity.cfm?currentPeril=2&activityID=242

http://www.brainpop.com/science/earthsystem/floods/

http://www.archive.org/details/mississippi_flood_1927

http://gallery.usgs.gov/videos/16

http://www.floodsim.com/

http://ees.as.uky.edu/sites/default/files/elearning/module12swf.swf

http://www.zephyrus.co.uk/foodpuzzlechain.html

http://www.ecokids.ca/pub/eco_info/topics/frogs/chain_reaction/play_chainreaction.cfm

http://www.quia.com/rr/53234.html

http://www.sheppardsoftware.com/content/animals/kidscorner/games/foodchaingame.htm

http://www.sheppardsoftware.com/content/animals/kidscorner/games/producersconsumersgame.htm

http://www.sheppardsoftware.com/content/animals/kidscorner/games/animaldietgame800.htm

http://www.kidsplanet.org/wol/index.html

http://www.blue-iceberg.net/rutgersfoodweb/frameset.html

http://www.brainpop.com/science/ecologyandbehavior/foodchains/

http://msnucleus.org/membership/storybooks/foodchain.html

http://www.exploratorium.edu/traits/energy-bird.html

http://puzzling.caret.cam.ac.uk/game.php?game=foodchain

http://www.engineeringinteract.org/resources/parkworldplot.htm

http://www.classzone.com/books/earth_science/terc/content/visualizations/es2002/es2002page01.cfm?chapter_no=visualization

http://www.stevemcentee.com/animation3.html

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http://www.nytimes.com/slideshow/2008/09/13/us/0913-IKE_index.html

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http://www.cartoonstock.com/animation/directory/i/inventions_animations.asp

http://www.brookfieldzoo.org/pagegen/wok/ways_index.html

http://www.edheads.org/activities/hip2/index.htm

http://www.edheads.org/activities/hip/index.htm

http://www.edheads.org/activities/knee/index.htm

http://www.edheads.org/activities/brain_stimulation/

http://www.edheads.org/activities/odd_machine/index.htm

http://www.edheads.org/activities/simple-machines/index.htm

http://www.alifetimeofcolor.com/play/leonardo/index.html

http://games.noaa.gov/oscar/foreducators.html

http://nationalzoo.si.edu/Education/ConservationCentral/walk/default.cfm

http://nationalzoo.si.edu/Education/ConservationCentral/challenge/

http://www.coolmath.com/

http://www.mathplayground.com

http://www.freerice.com/

http://www.coolmath-games.com/lemonade/

http://www.coolmath.com/

http://www.engineeringinteract.org/

http://www.2ndchance.info/diabetesdog.htm

http://www.engineeringinteract.org

http://lgfl.skoool.co.uk/content/keystage3/biology/pc/learningsteps/FSPLC/launch.html

http://www.biologycorner.com/worksheets/pepperedmoth.html

http://www.classzone.com/cz/books/bio_09/resources/htmls/animated_biology/unit5/bio_ch14_0449_ab_popgrow.html

http://www.readwritethink.org/files/resources/lesson_images/lesson275/compcon_chart.pdf

http://www.huffenglish.com/?p=103

http://www.balancedreading.com/graphorg.pdf

http://my.hrw.com/nsmedia/intgos/html/PDFs/Comparison_Contrast_Chart.pdf

http://www1.center.k12.mo.us/edtech/SB/SITemplates.htm

http://www.shodor.org/interactivate/activities/Transmographer/?version=1.5.0_01&browser=MSIE&vendor=Sun_Microsystems_Inc

http://www.mathplayground.com/fractions_mixed.html

http://www.mathplayground.com/fractions_improper.html

http://www.bgfl.org/custom/resources_ftp/client_ftp/ks2/maths/perimeter_and_area/index.html

http://www.shodor.org/interactivate/activities/PerimeterExplorer/

http://resources.oswego.org/games/BillyBug/bugcoord.html

http://resources.oswego.org/games/BillyBug2/bug2.html

http://www.topmarks.co.uk/PlayPop.aspx?f=ThinkingOfANumberv3

http://www.teachertube.com/view_video.php?viewkey=1d0394b9ae7e09544dc7

http://animal.discovery.com/videos/monsters-inside-me-botly-infection.html

http://aspire.cosmic-ray.org/labs/moon/lunar_phases_main.html#question6

http://teachers.henrico.k12.va.us/staffdev/clough_d/DragDrop/MoonPhases.html

http://www.youtube.com/watch?v=UIDdCihh5hU&feature=related

http://on-memetics.blogspot.com/2011/08/mutualism-videos.html

http://video.nationalgeographic.com/video/animals/mammals-animals/hippos-rhinos-tapirs/hippo_fishclean/

http://video.nationalgeographic.com/video/animals/bugs-animals/ants-and-termites/ant_caterpillarsymbiosis/

http://www.youtube.com/watch?v=N4a1WprYCeY

http://www.youtube.com/watch?v=B3Fnwjmjg_Q

http://www.youtube.com/watch?v=gt3XvsrtalA

http://www.youtube.com/watch?v=jbExPtTEBYM

http://www.exploringnature.org/db/detail.php?dbID=5&detID=2665

http://www.sites.ext.vt.edu/virtualfarm/beef/beef.html#

http://www.classzone.com/books/ml_science_share/vis_sim/em05_pg20_nitrogen/em05_pg20_nitrogen.html

http://www.teachersdomain.org/asset/lsps07_int_nitrogen/

http://www.cteonline.org/portal/default/Curriculum/Viewer/Curriculum?action=2&view=viewer&cmobjid=177510

http://www.cfaitc.org/lessonplans/pdf/402a.pdf

http://glencoe.mcgraw-hill.com/sites/dl/free/0078802849/383927/BL_24.html

http://www.youtube.com/watch?v=IaGNSmQQmBc

http://oceanservice.noaa.gov/education/pd/oceans_weather_climate/media/ocean_and_wind_currents.swf

http://www.teachersdomain.org/ext/ess05_int_globalsurf/index.html

http://www.electroherbalism.com/Naturopathy/MiscAltHealthTopics/Parasites/parasite_pictures_and_videos/Ascaris_In_Colon.swf

http://www.electroherbalism.com/Naturopathy/MiscAltHealthTopics/Parasites/parasite_pictures_and_videos/Pinworm.swf

http://www.youtube.com/watch?v=Rsd2i-qFHK4

http://www.youtube.com/watch?v=WfKCcSPCOQo

http://www.youtube.com/watch?v=vMG-LWyNcAs

http://www.youtube.com/watch?v=90exkFR2iSM

http://www.youtube.com/watch?v=bb32g02IIs8

http://www.youtube.com/watch?v=n6eki-926TA

http://www.youtube.com/watch?v=aS95Nr9HdKc

http://www.youtube.com/watch?v=Iqhp69whyEE

http://www.youtube.com/watch?v=9Va9ull44yw

http://www.youtube.com/watch?v=ak6MX-QFRVc

http://www.biology.ualberta.ca/facilities/multimedia/uploads/alberta/Photo.html

http://earthguide.ucsd.edu/earthguide/diagrams/photosynthesis/photosynthesis.html

http://www.pbs.org/wgbh/nova/methuselah/photosynthesis.html

http://www.brainpop.com/science/cellularlifeandgenetics/photosynthesis/

http://www.wonderville.ca/asset/photosynthesis

http://mendel.uoregon.edu/tutorial_1.htm

http://www.mhschool.com/science/2008/student/na/scienceinmotion/Grade3/Chapter1-Photosynthesis/BaseAnimation.swf

http://www.mhschool.com/science/2008/student/na/scienceinmotion/Grade4/Chapter1-PhotosynthesisAndRespirationCycles/Extended.swf

http://www.teachertube.com/viewVideo.php?video_id=49549

http://www.schooltube.com/video/8cbf4da6f5f5f5f8de40/Photosynthesis-The-Story-of-Wilma-the-Water-Molecule

http://www.classzone.com/books/ml_science_share/vis_sim/dltm05_pg39_photosyn/dltm05_pg39_photosyn.html

http://www.windows.ucar.edu/tour/link=/earth/interior/seafloor_spreading_interactive.html

http://education.sdsc.edu/optiputer/flash/seafloorspread.htm

http://www.sciencecourseware.com/VirtualEarthquake/VQuakeExecute.html

http://www.knowitall.org/nasa/simulations/plate_movements/index.html

http://www.classzone.com/books/earth_science/terc/content/visualizations/es0804/es0804page01.cfm?chapter_no=visualization

http://www.eia.doe.gov/kids/energyfacts/sources/renewable/renewable.html

http://www.eia.doe.gov/kids/energyfacts/sources/non-renewable/nonrenewable.html

http://msnucleus.org/membership/storybooks/ricky.swf

http://www.learner.org/interactives/rockcycle/index.html

http://www.fi.edu/fellows/payton/rocks/create/index.html

http://www.uky.edu/AS/Geology/howell/goodies/elearning/module05swf.swf

http://www.minsocam.org/MSA/K12/properties/minpropindex.html

http://esminfo.prenhall.com/science/geoanimations/animations/01_EarthSun_E2.html

http://www.teachertube.com/view_video.php?viewkey=c51d21a726d4384d6cd6&page=1&viewtype=&category=

http://staff.tuhsd.k12.az.us/gfoster/standard/hsimeth.htm

http://staff.tuhsd.k12.az.us/gfoster/standard/bgraph2.htm

http://staff.tuhsd.k12.az.us/gfoster/standard/bgraph7.htm

http://www.wiziq.com/tutorial/1734-Parasitism-and-Mutualisn

http://outreach.physics.utah.edu/labs/scientific_method/sci_method_main.html

http://concord.org/activities/virtual-greenhouse

http://concord.org/activities/virtual-field

http://concord.org/activities/mystery-plant-adaptation

http://concord.org/activities/changes-environment

http://concord.org/activities/mystery-plant-mystery

http://concord.org/activities/virtual-ecosystem

http://concord.org/activities/variations-and-adaptations

http://concord.org/activities/natural-selection

http://concord.org/activities/predators-and-prey

http://concord.org/activities/experiment-ecosystems

http://www.engineeringinteract.org/resources/oceanodyssey.htm

http://www.classzone.com/books/earth_science/terc/content/visualizations/es2807/es2807page01.cfm

http://www.kidsknowit.com/educational-songs/index.php?topic=Astronomy

http://www.brainpop.com/science/space/lifecycleofstars/

http://aspire.cosmic-ray.org/labs/star_life/starlife_sequence.html

http://www.asc-csa.gc.ca/eng/educators/resources/astronomy/multimedia/module2/star_lifecycle/star_lifecycle.swf

http://msclark-moore.com/astronomy/html/webquest/other_pages/stars_quiz.htm

http://www.classzone.com/books/earth_science/terc/content/visualizations/es2807/es2807page01.cfm?chapter_no=visualization

http://www.airynothing.com/high_energy_tutorial/basic_astro/life_cycle.html

http://bcs.whfreeman.com/thelifewire/content/chp55/55020.html

http://www.geowords.org/ensci/imagesbook/04_03_succession.swf

http://ecoplexity.org/node/496

http://ilo.ecb.org/SourceFiles/succession.swf

http://ecoplexity.org/node/219

http://techalive.mtu.edu/meec/demo/PrimarySuccession.html

http://www.olywa.net/radu/valerie/sthelens.html

http://www.youtube.com/watch?v=k03vxRYsJ4Y

http://www.youtube.com/watch?v=dhYArqKVF9Q&NR=1

http://www.youtube.com/watch?v=J1_jy2lxl54

http://gerrymarten.com/human-ecology/chapter06.html

http://www.mrphome.net/mrp/succession.swf

http://www.sites.ext.vt.edu/virtualforest/

http://prezi.com/qkygybmgxu1v/forest-succession/?auth_key=dd4be8e24462c893e4049c76d91d1f44ea8422a2&kw=view-qkygybmgxu1v&rc=ref-10024211

https://docs.google.com/a/ketteringschools.org/forms/d/1RCHfxITGK1BMHu6jJNnPQrGXL45qFiFLPtkhmyTFYM0/viewform

http://www.brainpop.com

http://environment.nationalgeographic.com/environment/natural-disasters/lightning-interactive.html

http://www.sky-fire.tv/index.cgi/lightning.html#whatis

http://www.fema.gov/kids/thunder.htm

http://www.nssl.noaa.gov/primer/tstorm/tst_basics.html

http://www.srh.noaa.gov/srh/jetstream/lightning/lightning_intro.htm

http://www.sky-fire.tv/index.cgi/thunderstorms.html#whatisthunderstorm

http://www.realmonstrosities.com/2011/08/tongue-eating-louse.html

http://www.paddleguy.com/random-stuff/tongue-eating-louse-what-is-it-and-is-it-harmful-to-humans/

http://phenomena.nationalgeographic.com/2013/02/28/tongue-eating-fish-parasites-never-cease-to-amaze/

http://www.buzzfeed.com/awesomer/there-is-a-parasite-that-eats-tongues-and-replaces-them-with

http://www.pbs.org/wgbh/nova/nature/tongue-parasite.html

http://www.brainpop.com

http://www.nationalgeographic.com/forcesofnature/interactive/index.html

http://dsc.discovery.com/tv/storm-chasers/handbook/handbook.html

http://http://www.msnbc.msn.com/id/9007188/ns/weather-weather_news/t/birth-tornado/#.T4SH94688fo

http://dsc.discovery.com/convergence/tornado/slideshow/slideshow1.html

http://projects.daytondailynews.com/cache/galleries/News/Local/2000xeniatornado/

http://www.epa.gov/ogwdw/kids/flash/flash_watercycle.html

http://teacher.scholastic.com/activities/studyjams/water_cycle/

http://www.brainpop.com/science/earthsystem/watercycle/

http://www.harcourtschool.com/activity/science_up_close/106/deploy/interface.html

http://www.quia.com/ba/273708.html

http://www.quia.com/rr/506504.html

http://projectwet.org/use-project-wet/children-water-games/water-festival-game/

http://www.teachertube.com/viewVideo.php?video_id=7708&title=Water_Cycle_Song

http://www.leapingmedia.com/groundwater.html

http://physics.ship.edu/~mrc/astro/NASA_Space_Science/observe.arc.nasa.gov/nasa/earth/hydrocycle/hydro1.html

http://www.twdb.state.tx.us/kids/modules/water_cycle/index.html

http://www.fcwa.org/education/watercycle_v3/index.html

http://www.teachertube.com/viewVideo.php?video_id=69855

http://player.discoveryeducation.com/views/hhView.cfm?guidAssetId=087777c8-4ff0-45d2-878f-e7cd90f7ee19

http://www.mhhe.com/biosci/genbio/virtual_labs/BL_10/BL_10.html

http://www.montereyinstitute.org/courses/AP Biology II/course files/multimedia/chapter30virtuallab04/lessonp.html

http://prezi.com/ewta9zqqxamj/lowe-water-cycle/?auth_key=460dcdaf4cce1281d9029bd6fc402d63489cf07c

http://fergusonfoundation.org/hbf-kids-zone/the-water-cycle/

http://www.youtube.com/watch?v=TtmpQMf1oqY

http://www.unicef.org/voy/wes/

http://www.wateraid.org/other/games/pani/game/index.html

http://www.waterboards.ca.gov/water_issues/programs/sso/sso_map/sso_pub.shtml

http://www.quia.com/rr/532904.html

http://www.kingcounty.gov/environment/animalsAndPlants/salmon-and-trout/salmon-challenge.aspx

http://www.webrangers.us/activities/waterquality/?id=37

http://www.kingcounty.gov/environment/waterandland/groundwater/education/animation.aspx

http://www.classzone.com/books/earth_science/terc/content/investigations/es0703/es0703page01.cfm?chapter_no=investigation

http://www.biologycorner.com/worksheets/scientific_method_plant_exp.html

http://www.glencoe.com/sites/common_assets/science/virtual_labs/CT02/CT02.html

http://www.classzone.com/books/earth_science/terc/content/investigations/es1401/es1401page01.cfm?chapter_no=investigation

http://www.glencoe.com/sites/common_assets/science/virtual_labs/CT03/CT03.html

http://glencoe.mcgraw-hill.com/sites/dl/free/0078802849/383929/BL_09.html

http://www.wonderville.ca/asset/water-treatment

http://www.youtube.com/watch?v=HhlPtNX5XTM

http://www.omsi.edu/exhibits/damsimulation/

http://www.smartwaterways.org/anim/anim_1.swf

http://www.brainpop.com/science/ourfragileenvironment/waterpollution/

http://www.as.uky.edu/sites/default/files/elearning/module01swf.swf

http://glencoe.mcgraw-hill.com/sites/0078617553/student_view0/chapter2/virtual_lab.html

http://www.classzone.com/cz/books/bio_09/resources/htmls/animated_biology/unit5/bio_ch16_0507_ab_foodwbfx.html

http://library.thinkquest.org/C0111040/index.php

http://www.epa.gov/ogwdw000/kids/flash/flash_matching.html

http://projectwet.org/use-project-wet/children-water-games/water-festival-game/

http://www.epa.gov/safewater/kids/flash/flash_qagame.html

http://www.teachersfirst.com/20/getsource.cfm?id=9574

http://online.wsj.com/article/SB123483638138996305.html#project%3DWATER0902%26articleTabs%3Dinteractive

http://www.sandiego.gov/mwwd/general/kids/learnit/virtualsewage.shtml

http://education.scottishwater.co.uk/flash1/game.html

http://http://www.wonderville.ca/asset/water-treatment

http://courseware.e-education.psu.edu/public/meteo/meteo101demo/Examples/Section2p04.html

http://daphne.palomar.edu/pdeen/Animations/23_WeatherPat.swf

http://www.sercc.com/education_files/wxmap/wxmap2.html

http://www.edheads.org/activities/weather/frame_loader.htm

http://cimss.ssec.wisc.edu/wxwise/station/page5.html

http://www.infoplease.com/cig/weather/mass-appeal.html

http://glencoe.mcgraw-hill.com/sites/0078617588/student_view0/chapter2/virtual_lab.html

http://www.quia.com/rr/944033.html

http://oceanservice.noaa.gov/education/pd/oceans_weather_climate/media/ocean_and_wind_currents.swf

http://www.uwf.edu/atc/projects/coriolis/main.swf

http://www.mhhe.com/biosci/genbio/tlw3/eBridge/Chp29/animations/ch29/global_wind_circulation.swf

http://www.classzone.com/books/earth_science/terc/content/visualizations/es1904/es1904page01.cfm?chapter_no=visualization