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Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

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

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!