Penny recently got a bonus at work and decided to invest it in the stock market. In the first month, the market soared, and her portfolio grew by 15 percent. The market tanked the next month, and her ...

This puzzle originally appeared in Spektrum der Wissenschaft and was reproduced with permission. Heinrich Hemme is a ...

Challenge your mind with this tricky math riddle that plays on words and numbers. Can you solve it in 9 seconds? Test your ...

Do you think you are a wizard of numbers? Test your math puzzle skills by solving this mind-blowing math problem in 9 seconds. How fast is your brain? Find out now!

Draw four lines beginning and ending at the gray points to break this square into pieces that can be rearranged into five ...

InfiniMath - Endless Math Puzzle is complete puzzle game project that requires your math and logical thinking skills.

Math puzzles PRO 2 increases your logical thinking. Hi! I’m Keza MacDonald, a video games journalist of 15 years’ experience with two small kids and a teen stepkid. I’m… Hello, my darlings ...