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What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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

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

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!

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 cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Kids conduct a simple science experiment to see if seeds can grow without soil in this simple kindergarten science activity.

This simple experiment serves as an introduction to the greenhouse effect.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Engineers in training can get started with this simple wheel-and-axle construction activity.

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

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

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

This project compares the strength of one, two, and three-ply toilet paper.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

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.

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

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

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

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

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

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

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

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.