has many levels of games and activities to help with mental math and algebra

helps you develop problem solving skills

description and activities

Interactive pentomino site

chasing Vermeer

Contains many lessons with appropriate grade levels listed

changes fractions to decimal form

added 4/8/08

use llegum in the guest access if you can't get in from here

to use with grade 6 ESS on measurement and cost calculations

word problems with open-ended answers

Practicing problem-solving strategies

added 4/8/08

Practice all skills or just a few