This science fair project idea produces varying pitches of sound.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

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

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

This science fair project investigates why the number of visible stars changes from place to place.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

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

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

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

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

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

In this science fair project, students create their own miniature salt flats at home.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

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.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

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

In this project children practice the scientific method while playing with puffy paint.