Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

Hone observational skills and introduce the basics of data interpretation with this data gathering activity all about the different colors people wear.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

Practice multiplication facts and geography at the same time in this fun third grade math card game.

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

Calling all power-shoppers! This game is a fun way for kids to learn life skills, and flex their math muscles at the same time.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Help your child apply his math skills the next time you cook a family meal similar to one you'd buy at a restaurant.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

Competitors go head-to-head only this time it's a race to figure out the lowest common multiple of two numbers; an important step to working with fractions!

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.

This activity will help your child tackle those tricky fraction word problems by way of a hands-on method.

Figuring out fractions can be a challenge! But with this game your child will become more comfortable converting fractions after only a little practice.

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

How powerful is the reaction between baking soda and vinegar? Find out here!

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 decimal game is a great way to help your child get familiar with how decimal values work.

Do you think heat can affect a plant's growth rate?

Here's a hands-on way to help your child understand how common fractions can be equivalent.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.