With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Do you think heat can affect a plant's growth rate?

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

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 explores if an LED light can be powered by vegetables and/or fruits.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

In this science fair project, students make their own rain gauge to measure rainfall.

Test out various brands of permanent markers to see which one is least water soluble.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This experiment will explore the possibility of a connection between lunar cycles and how humans are affected.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

This project investigates the affect of storage temperature on microwave popcorn.

This experiment investigates whether smell can be used to enhance test subjects' memories.

This science project helps students gain understanding of bioluminescence, the phenomenon that allows fireflies and glow worms to give off light.

This science fair project idea explores the egg's thin membrane.

This project investigates whether chewing gum can help a majority of people with focus and concentration.

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.