What is Gravity?
Description: Why aren't we floating right now? Gravity, of course! But it's not that simple...
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
Solve each logic puzzle by moving groups of crewmates to the colored boxes. The number of crewmates in each colored box must add up to the total sum given for that box. Practice basic addition skills in this fun online math game.