Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

Introduce your child to science with something they see everyday--their shadow!

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

People have favorite flavors, but what about ants? Which ant food is the most popular?

This science fair project idea investigates how color affects temperature.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

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.

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

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

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.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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

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

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

Plants and light seem to be good buddies, but how far does the friendship really go?

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.