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This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

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

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

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

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Here's a pressed leaf card project that puts science and writing together for your second grader.

Help your child make a beautiful homemade sandcastle that will last!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

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

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.