## Make 24

This is a challenging game to see who can make an expression that adds to exactly 24.
http://www.sheppardsoftware.com/mathgames/make24/make24.htm

## Make 24

This is a challenging game to see who can make an expression that adds to exactly 24.
http://www.sheppardsoftware.com/mathgames/make24/make24.htm

## Arithmetic: Multi-step mental calculations

Students have to carrry out a sequence of numeric operations mentally in order to match the target number, Quite chalenging.
http://www.sheppardsoftware.com/mathgames/arithmetic/arithmetic.htm

## Subtraction Action

Students mentally subtract numbers from 50 to reach the target number.

## Poddle Weigh-In: Adding numbers less than 10

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/

## Memory Game - Mental Percents

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

## Countdown Numbers Game (small numbers)

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.

## Broken Calculator

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

## Connect Four: Order of Operations

The classic Connect 4 game, but students have to first correctly evaluate the numerical expresson before they are allowed to drop their chip.
http://www.shodor.org/interactivate/activities/OrderOfOperationsFou/