1st - 4th Grade Science Projects Resources : Page 7

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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

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

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

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

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.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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

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

Do different types of oil mix or stack? Find out in this science fair project idea!

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Make a backbone model to explore human anatomy and life science.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

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

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

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

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.