How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Help your child learn about animal classification with this fun and delicious activity.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

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

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

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

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Cleaning can be a chore, but not with this sudsy experiment!

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!

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

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

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

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

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?