Magicians can do all kinds of neat stuff, like pulling rabbits out of hats and making objects mysteriously disappear. Science is even more powerful! For this science fair project, you’re going to see ...
Water is essential for all living things, including plants. Vegetation relies on water in the ground surrounding its roots.After you’ve watered a wilted plant, you’ve probably noticed how the plant’s ...
First of all, what is a hygrometer and why would you want to make one?A hygrometer is a tool used by meteorologists(scientists who study the weather) to measure how much moisture is in the air.You mig ...
There are lots of great reasons to learn how to make a solar oven! Maybe you’re going camping. Maybe you’re interested in learning about different ways to concentrate the sun’s energy. Maybe you’re in ...
Your body relies on enzymes. You might be familiar with the enzymes that digest your food, like the salivary amylase in your saliva, but enzymes do all kinds of jobs everywhere in your body. Enzymes a ...
We all know that plants can’t walk from place to place, but they do move their stems, leaves, and roots in response to their environment. It just happens too slowly for us to see. These plant movement ...
Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints! In this project, you'll investigate fingerprints' swirls and swoops -- and you'll need ...
It's a trick, it's magic -- no! It's capillary action, the amazing, gravity-defying scientific phenomenon that causes liquids to flow up. How does it work? Why does it work? Wonder no more because wit ...
Do you wonder why the weather changes all the time? Would you like to fly an airplane someday? If you answered “yes” to either of these questions, you need to learn how air molecules move!When we feel ...
The frozen waffle you put in the toaster just popped out, but your maple syrup is still in the fridge. You squeeze the syrup container, but it takes forever to flow out of the bottle! Why?This sticky ...