3rd Grade Science Projects Resources : Page 6

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

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.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

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 experiment we will be determining whether birds prefer certain colors of seed.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

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

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Cleaning can be a chore, but not with this sudsy experiment!

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

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

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea investigates how the shape of an object affects drag.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

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?

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

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

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!