Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science fair project idea investigates whether body language and heart rate can decipher who's lying and who's not.

In this design challenge, students will be tasked with creating a bouncy ball polymer!

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

The objective of this science fair project is to understand how to stop the oxidation process from occurring in guacamole.

Help your child add some flair to the family garden with pencil pinwheels!

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

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

This science fair project will investigate a type of sustainable development project.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

In this project, students will learn what and how foods are grown in rain forests and if there are sustainable methods that can be used.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

This project investigates an interesting question: If one learns to write backwards, is one also able to read backwards?

This science fair project will go beyond the simple definition of conservation to explore the different facets of what conservation means.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

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

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Show your teen how to analyze the nutritional value of her favorite meals. She may be surprised to find out how healthy--or not--her favorite foods are!

Multiple-choice test questions can be confusing. Here's a toolbox of tricks and strategies to help your teen become a multiple-choice master.