Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

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?

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.

This simple experiment serves as an introduction to the greenhouse effect.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

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

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

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

This project tests the hypothesis that dark colors absorb more heat than light colors.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

Does your kid have a stash of sweets left over from Halloween? Turn that pile of candy into a learning opportunity with this sorting and categorizing activity.

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

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This spider hat activity challenges your child to learn about spiders and improve fine motor skills. Make a spider hat with your child on Halloween or any time.

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

Weave a unique ribbon pattern! This fun arts and crafts activity is a great way to make colorful projects and learn basic math and art skills.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

This project explores what happens to a rubber band when it is heated and cooled.

This project concerns activity happening millions of miles away, on the sun.

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