Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Research and understand basic computer science. Build a simple computer, following instructions found online. Design a new or improved feature.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

This science fair project idea explores whether white light can be separated into different colors.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Will male or female hair grow faster? Find out in this science fair project idea!

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

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

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This science fair project demonstrates the "power of conformity".

In this design challenge, your child will make a bottle rocket using typical household items.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

Give your child a chance to experiment with how things grow. And throw in something extra to up the fun factor even more...her very own grass pet!

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

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?