Showing Results for grade 4

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

The objective of this science project is to determine the length of time for different seeds to germinate.

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

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

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.

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

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

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

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.