4th Grade Science Activities : Page 8

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.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

In this science fair project, students use the streak test to tell minerals apart from each other.

Give your budding young observers a chance to discover simple machines at use in their own home.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

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

This science fair project explores how osmotic pressure forces water through the root up into the plant.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.