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Rocks are constantly changing form through weathering, heat, pressure, and erosion. Although rocks are constantly changing, the process can take millions of years! Over time...

The nutrient cycle powers the world and keeps everything balanced. Each living organism requires key nutrients to survive and function properly. Students will learn about the...

Home sweet home. Organisms must live in the right habitat to survive. And when their needs are met, the right environment enables plants and animals to thrive. From the desert to...

Out of all the water on Earth, 96 percent of it is found in the ocean. And yet, we know more about space than the dark depths of our own ocean. Dive into the wild waters of...

Ever wonder what life would be like without electricity? Become electrified with the amazing facts about how electricity was discovered and how it has evolved over time...

If you've worn headphones, watched TV, worked on a computer, or ridden in a car, then you have experienced the power of electromagnetism. Learn all about electricity, magnetism,...

There are many types of energy. From potential energy to kinetic energy, electrical energy to mechanical energy, energy is constantly changing from one form to another. Learn...

Just how big is Earth compared to our solar system, the Milky Way, or even the universe? Although Earth is home to many different species and it seems huge to us, it is very...

Stars light up the sky on a clear night. They may look the same from Earth, but they come in many sizes and colors. From the balanced forces of nuclear fusion and gravity...

Have you ever seen a tree at the grocery store buying dinner? Probably not! Discover how plants harness solar energy and other elements to make their own food through...

Playing Tug-of-War, pedaling a bike, jumping rope - these actions all require force! We typically don't notice most of the forces around us, but they surround us all the time...

What goes up must come down! How often have you heard this saying? This typically refers to the effects that gravity has on objects. Without gravity our lives and surroundings...