Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

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

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

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this design challenge, your child will make a bottle rocket using typical household items.

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.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Do you think heat can affect a plant's growth rate?

This science fair project idea investigates how color affects temperature.

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

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

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

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.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.