Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Demonstrate how to tell the age of an egg without having to crack it open.

Discover whether a metal will expand under hot water.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

In this science fair project you will make a model of a cell membrane using very simple material.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

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

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

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

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

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

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

The purpose of this science fair project is to build a basic radio.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.