Preschool - 3rd Grade Science Activities : Page 7

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

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

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

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

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

This science fair project idea determines which method of hand cleansing is the most effective.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

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

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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

Learn about this simple machine and make a pulley of your own to use for fun science trials.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

This science fair project teaches students the differences between fruits and vegetables.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

This project compares the strength of one, two, and three-ply toilet paper.