Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

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

Use pepper and soap to discover some fun facts about the properties of water.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science fair project teaches students about wilting and browning of salad greens.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

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

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

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

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 experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.