One brain teaser that's currently stumping people involves fixing the equation shown below by making a small adjustment. This ...

Try your hand at these tricky visual puzzles and give your brain a boost!

A quick math brain test. You need to discover the pattern and solve it fast before the 11 seconds finish. Try it now!

These low-floor, high-ceiling problems support differentiation, challenging all students by encouraging flexible thinking and allowing for multiple solution paths.