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

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

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

In this project students experiment with making music using only glasses of water.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Find out which kind of bubble wrap fares best when put in impact.

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

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.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This surprisingly good glue recipe comes from common kitchen items.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

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.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

Engineers in training can get started with this simple wheel-and-axle construction activity.