Henry Cavendish
Description: Henry Cavendish was the first scientist to test gravity in the laboratory. Thanks to the "Cavendish Experiment," we know how much Earth weighs!
Category: Janet's Planet
Note: This video streams on an HTML5 player. It runs on Chrome, Firefox, Opera, Safari or Internet Explorer 9 or higher. It is also optimized for iOS devices, including iPad, iPod, and iPhone.
Game Spotlight
Celebrate the start of Autumn by making a Fall Collage art masterpiece! Use colorful leaves, acorns, apples, pumpkins and more to decorate your artwork. When you are all finished creating your stunning design, you can save or print out your image to share with a friend. Let your creativity run wild as you create your fall picture!
