Elementary School Science Activities : Page 5

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Find out whether packaged seeds actually do expire in this new science fair project idea.

In this science fair project, students make their own rain gauge to measure rainfall.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

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

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

In this design challenge, your child will make a bottle rocket using typical household items.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?