Search 3rd Grade Science Projects : Page 5

This science fair project idea investigates how magnetism can defy the force of gravity.

In this science fair project you will make a model of a cell membrane using very simple material.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Determine if gender affects the ability to identify different smells.

Discover whether a metal will expand under hot water.

Test whether plants can grow without sunlight and water.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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

This project determines what category of person is most likely to be ticklish.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This project examines whether people's taste perception is influenced by what they see.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project will help students learn about non-vascular plants, such as mosses.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.