In addition to these cards, there is a card listing "Basic Addition Facts" (written vertically, with answers) and "Basic Addition Combinations" (written vertically, without answers). Four cards give ...

Relating addition and subtraction and playing the game BUMP; counting down.

Everyone’s falling for a viral math problem on TikTok. This addition problem is ridiculously easy, but it keeps tripping people up. If you fell for this, boy do we have some more brainteasers ...

Match fun story problems with the correct addition or subtraction expression.

This game is appropriate for grade school level students. It requires students to practice counting (1-5), remember their counts, and then perform basic addition or multiplication. The hardware is a ...

Here's why math fact fluency matters, and what we know from research about teaching strategies and timed exercises.

And while honeybees can't yet write out Einstein's general theory of relativity, new evidence suggests the clever little pollinators can perform simple addition and subtraction after a few math ...