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

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

This science fair project idea compares biodiversity between drops of water.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

This science fair project idea explores which fruit molds the fastest.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.