As you turn this little paper sculpture inside-out, it changes colors. First yellow, then blue, then red, then green, and then yellow again. You can keep turning it inside-out, cycling the colors, as long as you like.
In this experiment, students will measure the pH of various solutions and then use their data to classify those substances as acids, bases, or neutral solutions.
To differentiate between homogeneous and heterogeneous mixtures. To familiarize yourself with various separation techniques
Did you know that there are reasons you pick the people you date?
Learn about the Bernoulli effect by building an airfoil (airplane wing) and making it fly
Can you figure out the key to the keystone?
Can you walk on water? How 'bout air?
Be glad you don't have to build it with your beak!
Create a cash-carrying cargo cruiser!
A dam is a structure that stops a river from flowing. Can you build one out of popsicle sticks and small rocks?