What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Take a dive into the candy jar with this yummy science experiment.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This science fair project idea experiments with spinning color wheels and optical illusions.

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.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

This science fair project idea determines what household items are good conductors of electricity.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

This science fair project determines the quality of a given product.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Science fair project that examines the biodiversity of ant populations in various locations.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

What colors can dogs see? Do they only have black and white vision, or can they see other colors too? Find out in this cool science experiment!

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.