Preschool - 4th Grade Science Activities : Page 19

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

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!

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

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

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

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.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

Teach your child the meaning of recycle and reuse by repurposing plastic spoons as plant markers for your vegetable garden.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Your child will decorate a headband with any bugs they can think of, then they'll add antennae so they can pretend to be a bug!

In almost every preschool classroom is a sensory table. Learn how to make one at home!

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!