1st - 4th Grade Science Projects Activities : Page 12

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

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.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

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.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

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.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

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

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Play with balance and simple engineering as you hurry to create a sturdy rock tower.