This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Use pepper and soap to discover some fun facts about the properties of water.

Help your child celebrate the summer and the sun by making a sandy seascape.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Make edible amber fossils with your second grader to explore the fascinating world of science!

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!