Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

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

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

In this project children practice the scientific method while playing with puffy paint.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This science fair project idea explores how length affects the weight a bridge can hold.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This project determines what category of person is most likely to be ticklish.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Discover which fabrics shrink the most in the wash and why.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.