Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

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.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

Construct and experiment with a periscope using reflected light rays to gather an image.

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

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

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

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

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

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

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

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

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter

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

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

In this design challenge, your child will create a parachute for a small toy using typical household items.

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

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.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Using a toy race car kids create a visual model of the Doppler Effect.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!