If there are nine people in a room and every person shakes hands exactly once with each of the other people, how many handshakes will there be? How can you prove your answer is correct using a model ...

Whether you have kids of your own or can recall to your childhood days, you know kids are very savvy when it comes to devising clever plans to achieve the outcomes they want in nearly every situation.

Why are problem solving games for kids crucial factor in their development? In order to understand why it is important, we firstly have to know what problem solving is. It is defined as ‘the process ...

The term "computer" used to be applied to humans that performed calculations by hand. It's still important for today's kids to still know how to, say, multiply without using their calculators (or ...

Solve one-step word problems using a visual model & a problem-solving process. Warm up with a Mystery Math Mistake to hunt for the mistake in adding two 2-digit numbers using a decomposition strategy.