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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.

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.

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

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

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

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

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

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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

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

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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 investigates emulsifiers that allow oil and vinegar to mix.

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.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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

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.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

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.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Is it a square or a circle? See if you can trick your friends with this zany science project!

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.