Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

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.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

The objective of this science project is to determine the length of time for different seeds to germinate.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Learn whether writing things down really makes things easier to remember.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

This classic children's game demonstrates how sound travels through air vs. through a solid.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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

Find out whether packaged seeds actually do expire in this new science fair project idea.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

In this experiment you will replicate the mummification process by making a hot dog mummy.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.