Weatherman's Barometer
Description: Meteoroligists use barometers to tell what the pressure is outside. Build your own using a balloon and some other household supplies!
Category: Mouse In The House
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
This game combines the classic game of tic tac toe with math! Solve each division problem to earn a square on the board. Play a game of tic tac toe against the computer or a friend.