Students race the clock to multiply two or more numbers which have a product equal to the target.
http://www.sheppardsoftware.com/mathgames/Add%20Like%20Mad%20Math/multip...

Students mentally subtract numbers from 50 to reach the target number.
http://www.sheppardsoftware.com/mathgames/Add%20Like%20Mad%20Math/subtra...

Students race against the clock to add the numbers to make the total.
http://www.sheppardsoftware.com/mathgames/Add%20Like%20Mad%20Math/addlik...

Add weights to the scale to balance the poddle. Adding numbers less than 10.
http://pbskids.org/cyberchase/games/algebra/

Early decimal computation. Students have to add 1 digit decimals to fill in the missing sections of track.
http://pbskids.org/cyberchase/games/decimals/

There are 13 ways to divide the square in half Can your class find them all?
http://pbskids.org/cyberchase/games/fractions/fractions_intro2.html

The classic memory game, in a flipchart implementation. This version reviews mental percent questions. The questions are easily changed to suit any topic.

Read the Notes for the rules on how to play. A whole class game for revising defintions. This version reviews definitions for terms associated with number concepts such as denominator, multiple, etc. The words can be easily changed.

Choose 3 large numbers and 3 small numbers, and then choose a random target. How many ways can you find to use the small numbers plus some operations and brackets to make an expression that equals the target?

And start the clock when there are only 30 seconds left.

Your calculator is missing some of its keys! Which answers can you still get?
Six levels, from easy to challenging!