In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

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

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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

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

Learn about this simple machine and make a pulley of your own to use for fun science trials.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

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

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

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

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

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

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

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.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.