Simple and straightforward, this money math game helps kids practice counting, adding change, and working with decimals.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

In this science fair project, young children notice and track changes in trees throughout the year.

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This hands-on activity gets first grade kids brainstorming about what needs change in the world, and how they can help.

Learning to count change can be tough! Help your child become a master money-counter with this simple game.

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

Money is a difficult concept to grasp. Help your kid get the hang of it with this pocket change triple Venn diagram activity.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

Why not change things up a bit with this fun way of making those loop-hole bunny ears that sit at the top of his sneakers.

Is your first grader a picky eater who judges her meal at a glance? Change her perception of food with the help of this tricky taste test.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

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.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

In this social emotional learning activity, your child will learn about emotions and how they change, just like many parts of nature. Then they will spend time outside, exploring and reflecting on what they have learned.

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

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

This science fair project idea produces varying pitches of sound.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.