Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Find out whether putting something on top of a plant will inhibit its growth.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Science fair project that builds a magnetometer and demonstrate its uses.

Aquariums are usually reserved for fish, but this aquarium will contain creatures from your child's imagination!

This experiment investigates whether paper color influences people's ability to remember the information that they read.

Find out if most people can distinguish the difference between tones on different instruments.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

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.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

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

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

Give your budding young observers a chance to discover simple machines at use in their own home.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.