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

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Science fair project that examines condensation and the conditions needed in order for dew to form.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

In this experiment you will use plastic and magnets to test your local soil composition.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

Free science fair project idea examining how different types of water affect plant germination and growth.

This experiment will explore whether adding different substances to a gel affects its strength.

This science fair project idea investigates food preference of birds.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

This science fair project idea will be examining oxidation and acid rain

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.

Science fair project that compares tap water and bottled water for the presence of common impurities.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This project examines whether corked bats truly make a ball travel farther than wooden bats that haven't been altered.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

This science fair project idea determines which flower lasts the longest.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?