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.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

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

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This science fair project idea examines whether people can decode scrambled messages.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

This experiment investigates if small changes in your diet can alter your basal body temperature.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

In this project, a mnemonic is used to test how it increases memory.

How fast is the wind blowing? This science experiment provides step-by-step instructions to help you answer this question.

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.

This project investigates whether chewing gum can help a majority of people with focus and concentration.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This science fair project idea identifies trees using a dichotomous key.

This science fair project idea determines what household items are good conductors of electricity.

In this project, waves of vibrations are experimented with using water in glasses.

This experiment explores how listening in to a one-sided conversation affects concentration.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

This science fair project idea determines what household items are good conductors of electricity.