Solve Ratio problems, Tutorial and practice using models.

Decide who can do the math, Jake or Astro.

Try to scale up the rectangles to make ones proportionally larger.

Solve proportions in this millionaire type game.

Watch different videos such as one about the Louisville Slugger museum then try the interactive about similar shadows.

Use an analog clock to measure elapsed time. Shows am/pm.

Elapsed Time Practice finding elapsed time given a starting time and an ending time.

Given a starting time and elapsed time practice finding the ending time.

Ten multiple choice elapsed time questions.

Choose a level and answer questions about elapsed time and time zones.

Find out the time in major cities around the world.

Make change using the fewest possible coins and bills.

Spy Guys lesson on probability as fractions, decimals, and percents

Create a game spinner with one to twelve sectors to look at experimental and theoretical probabilities.

Same as above with added ability to adjust the size of each sector.

Adjust the sections of the spinner and watch spin results appear on a bar chart.

Choose the spinner that matches the probability given.

Experiment with probability using a fixed or variable size section spinner, or two regular or customized dice.

Simulated coin toss. Displays results as list, table, or ratio.

Guess the colors of the 10 marbles in the bag based on experimental results.

Adjust the contents of this online marble bag to see experimental probability in graph or chart form.

Enter fractional answers as probabilities.

Are you more likely to pick the car if you switch or stay with your first guess?

Simulation game involving the use of probability to place 10 counters on possible sums of two dice.

Decide who can do the math, Jake or Astro.

Four styles available; single, double, triple, or +/- dice

Enter values for x, observing resulting y values until you can guess the function.

Guess what number is missing from the pattern. Varying levels of difficulty.

Shows sections of the Golden Rectangle.

Algebra Puzzle Find the value of each of the three objects presented in the puzzle.

Scroll down, click on Algebra quiz. Millionaire style game with two-step algebraic equations with a focus on algebraic expressi

Think algebraically to find the value of the object on the scale.

Using the information on the scales, find the weight of each Wangdoodle.

Play like connect four. Choose your problem type and time limit.

Similar to Algebra Four in Quiz format.

Take out the like terms without getting hit.

Another "Millionaire" game with choices of levels.

Multiple Skills

Use the four operations to arrive at a target number.

Find 6 Sets of 3 where all 3 cards are the same or all different in all attributes.

Play Guess the Rule by dragging shapes into the Venn Diagram.

Move a stack of disks from one peg to another in as few a moves as possible. You may not place a larger disk on a smaller one.

Be the player who removes the last of ten protons from the computer screen.

Switch the the pegs on the left with the pegs on the right by moving one peg at a time.

Dozens of links to puzzles and brainteasers. (Thanks for the recommendation from Mrs. McVey's class.)