Can you figure out easy-looking math sum in 30 seconds by remembering the special rule?

The answer to this mathematical brain teaser is NOT 40 - can YOU solve it in 30 seconds by remembering the special rule?

25 Teachers Are Sharing The "Basic" Things Students Apparently Cannot Do Themselves Anymore, And We Should All Be Panicking

Related: People Are Exposing Their Parents' Very, Very Boomer Habits, And It's Both So Hilarious And Infuriating ...
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4 Ways to Make Story Problems More Engaging and Accessible

Four simple strategies—beginning with an image, previewing vocabulary, omitting the numbers, and offering number sets—can have a big impact on learning.

NYT Pips Today: Hints, Answers And Walkthrough For Thursday, February 5

Looking for help with today's New York Times Pips? We'll walk you through today's puzzle and help you match dominoes to tiles ...

How to Use Physics to Escape an Ice Bowl

When starting this ice challenge, most people just step on the side of the bowl and slide down to the bottom. Then you’re ...