Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Learn about the Hardy-Weinberg principle and how genetic equilibrium can be used to measure genetic variations in this fun science fair project idea.

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.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

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

What kind of fabric holds dye best? How can you improve a dyed fabric's colorfastness? In this colorful project, test colorfastness using mordants and bleach.

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.

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

This science fair project discovers the properties and uses of sand and develops new or improved methods, techniques, or products involving sand.

This science fair project idea determines if family members can recognize one another using only the sense of smell.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Science fair project about different digital image file types, compares different encoding algorithms used to compress the data.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Have your child try this classic experiment that demonstrates circular motion using a bucket and rope. Be careful, you might get soaked!

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.