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Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

Learn about nature by making your own mini moss garden.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

Your child will be delighted to learn about and gaze upon his favorite constellations with this set of stellar homemade placemats!

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Make these homemade shell fossils and introduce your child to the wonders of science!

Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

This project determines how much the rebound rates of tennis balls change after ten games.

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!

Detail the chemical properties, nutritional value, medicinal effects of garlic, Write a detailed report, prepare recipes.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

Measure the effectiveness of detergent containing a UV-absorbing compound in blocking UV-A radiation. Use black light and UV detecting beads.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

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!

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

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.