In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Help your child make an imaginative, inexpensive spaceship from recycled materials. When the spaceship is ready, count backwards from ten and then BLAST-OFF!

Here's a math activity that uses coin riddles to help your third-grader improve his coin-counting and logical thinking skills.

Support your first grader's counting and reading skills while laughing and running in this fun playground game.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Analyze this simple betting game with your fourth grade student in order to discuss probability.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.