Based on the popular "I Spy" game, this activity lets your kid practice important skills like number identification and place value.

Take paper football to the next level by creating a "field" with objects from around the house. A great indoor and rainy-day activity.

Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

What's my number? Go ahead and guess! This logic game focuses on number sense that suits all ability levels, as players' questions can be simple or complex.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Learning to count change can be tough! Help your child become a master money-counter with this simple game.

Make fractions easy for your child to understand by incorporating their discussion and practice into meals and cooking that you two participate in together.

It's important to be able to add and subtract quickly and accurately, and this activity is the perfect way to practice.

Review fractions with your budding mathematician when you play this fun, educational math board game.

Recycle old materials to create a fun, brain-teasing maze toy that also strengthens your child's math reasoning skills.

Make subtraction practice more fun with this outdoor review game that's great for beginning math learners and more advanced!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This activity is based on the popular card game, Slapjack. It's rip-roaring fun, and it reinforces the concepts of odd and even.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Make math fun for your child by turning it into a game and challenging him to beat the calculator with this cool math race!

Your first grader will love telling time while playing this fun game of tag! Ask Captain Midnight for the time, but watch out when his watch says "midnight"!

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?