In this science fair project, students create their own miniature salt flats at home.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

This science fair project idea explores the different properties & interactions of sugar molecules.

Learn with makes water molecules work with this fun and easy science activity!

Science fair project that examines condensation and the conditions needed in order for dew to form.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This science fair project idea investigates the difference in reaction times between boys and girls.

This project explores ways to prevent static electrical shocks.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

This simple experiment serves as an introduction to the greenhouse effect.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

This science fair project idea determines the probability of a coin landing heads or tails.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.