This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

In this science fair project, students use the streak test to tell minerals apart from each other.

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

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This science fair project idea examines the reason boats are shaped and engineered.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Discover whether a metal will expand under hot water.

This science experiment tests if dog saliva can really help heal wounds.

Give your budding young observers a chance to discover simple machines at use in their own home.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

Create a bee garden to help shelter bees in your area.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

In this experiment we will be determining whether birds prefer certain colors of seed.