Subscribers: LOG IN to access quizzes, worksheets, and more! Not a subscriber? SUBSCRIBE!
TFK Family Edition
Get the monthly edition for tablets
Watch a video about TechPet, one of TFK's Coolest Inventions of 2012
Watch a video of the new Google Glass.
Each year TFK chooses the "Coolest Inventions of the Year." Watch this video about the 2012 winners.
Watch a video of the first-ever Wingsuit Flying World Championship, in China.
© 2014 Time Inc. All Rights Reserved.