The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Determine whether the relationship between a personâs armspan and height are genetic.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

The objective of this science project is to determine the length of time for different seeds to germinate.

Check out this cool and free middle school science fair project idea on how to make a solar oven.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

This cool air pressure demonstration has kids break a ruler using only a newspaper and atmospheric pressure.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

Test whether cutting up meats will make it cook faster than just cooking it whole.

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.

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

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This project concerns activity happening millions of miles away, on the sun.

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

In this project, you will observe and record changes in sunspots over two weeks.

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

Find out whether matte or shiny nail polish lasts longer.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.