4th Grade Science Projects Activities : Page 9

Learn whether writing things down really makes things easier to remember.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

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

This project examines whether playing music during class helps students learn or if it distracts students from learning.

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

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

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Construct and experiment with a periscope using reflected light rays to gather an image.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

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

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.