Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

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.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

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

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

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

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

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

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Making your own glass cleaner is easy, effective and inexpensive!

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea explores substances that cause a bubble to last longer.

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!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?