Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Is your kindergartener having trouble picking outfits for the rapidly cooling weather? This handy dressing wheel makes getting ready a breeze!

In this activity, your first grader will practice calendar skills, observe the weather and learns to read calendar words. Here's how to get started:

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

Help your preschooler craft a homemade wind spinning device--a surefire to make your backyard sparkle, and teach her a bit about weather!

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

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.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Make this Easter egg craft that works as both a fun necklace or a decorative garland to welcome warm weather and spring sunshine.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

Learn about the right-hand rule for magnetic force! Use a cathode ray tube in this physics experiment to see a magnetic field's effect on an electron beam.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

Looking for hot weather fun? Cool the kids down with a homemade slip and slide! You can create your own water park atmosphere for just a few bucks.

Penguins just may be the cutest cold-weather creatures ever! Creating this penguin is a perfect way for your tot to practice cutting out different shapes.

This science fair project idea uses the process of chemical weathering to change a mineral.

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

This science project researches the correlation between barometric pressure and wind velocity.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Make a spring collage with your child to get them outside and those creative juices flowing!

This project examines how temperature affects the volume of gas in balloons.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

In this experiment, you will be making your own paper flashlight by conducting electricty with graphite.