Tips & Tricks Videos » Math Tricks

Multiplication with lines

Joliveira — Mon, 22 Sep 2008 23:33:15 +0000

This a simple way to multiply using only some lines. You don’t have to use any mumbers in this operation. Try it…

It may become harder with larger multiplications.

Can you do it with 2341 x 543 ?

Topology and Möbius Strip

Joliveira — Sat, 20 Sep 2008 01:16:09 +0000

Here’s a math trick you should try at home. Just watch the video, grab a paper and do it yourself.

In Topology this is called a Möbius Strip, … a strip with some cool characteristics.

Test your reflexes

Joliveira — Wed, 17 Sep 2008 18:46:41 +0000

This video will show you how to measure your reaction time. A scientific experiment is also suggested. Do you think that people who play video games are faster, with low reaction times?

Through a Card

Joliveira — Tue, 16 Sep 2008 01:19:32 +0000

Can you cut a hole in a small card to fit your body in? This video will tell you how to do it.