Interactive
ABCya

Ab Cya: Zero Sum

For Students 3rd - 6th
Welcome to Zero Sum, a fun math-puzzle game! Drag the tiles over the target numbers to reduce their values to zero. Be careful to make sure that none of the target numbers get reduced below zero. If you get stuck, use the reset button to...
Website
PBS

Pbs Learning Media: Cyberchase: Competing for the Northern Hemisphere Games

For Students 6th - 8th
In this short Cyberchase video, students learn about positive and negative numbers as Harry tries to score a total of 50 points in various events to qualify for the Northern Hemisphere games in New Orleans. [3:24]

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