math
Fun
Can You Figure Out This Math Problem Intended for 7-Year-Olds?
Are you smarter than a second-grader?... READ ON
Design
A Clock That Forces You to Do Math to Find Out the Time
The Albert Clock challenges you to keep your multiplication and division skills sharp.... READ ON
Math
Can You Solve the Three Gods Riddle?
It's been called the hardest logic puzzle ever made. We agree.... READ ON
Math
15 Female Mathematicians Whose Accomplishments Add Up
Their world-altering contributions include making hospitals safer, laying the groundwork for the computer, and advancing space flight.... READ ON
Math
Can You Solve the Control Room Riddle?
Get out your scratch paper....... READ ON
Quizzes
Pick the Odd Answers
Fun
Fifth Grader Contacts the Police for Help—With Her Math Homework
While the officers' hearts were in the right place, their numbers weren't.... READ ON
Math
How Many Ways Can You Sort a Deck of Cards?
More ways than there are atoms on Earth. But why?... READ ON
Videos
Can You Solve the Frog Riddle?
You have to lick a frog in order to survive. But WHICH frog?... READ ON
Fun
Everyone on Earth Could Live in a Single Building—In Theory
It would need to be 4400 feet tall, though.... READ ON
Math
How Many Combinations Are Possible Using 6 LEGO Bricks?
Running the computer program to calculate it took a week.... READ ON
Math
Can You Solve the Passcode Riddle?
You need to figure out three numbers based on a handful of clues. If you fail, you'll be eaten by mutant salamanders.... READ ON
Science
Jumping Around Can Help Kids Learn Math
A Danish study found that integrating physical activity into math lessons boosted kids’ test scores.... READ ON
Math
Explore the Interconnected World of Mathematics in One Condensed Map
Dominic Walliman traces everything from counting to cryptography.... READ ON
Math
Can You Solve the Airplane Fuel Riddle?
Mid-air refueling for the win!... READ ON
List
7 Food and Drink Hacks Based on Math and Science
Learning never tasted so good.... READ ON

H. Cecil Booth, inventor of the first suction-powered vacuum, first experimented by covering his lips with various fabrics and taking giant gulps of detritus off his floor.

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