Mathematics

Ban Left Turns And Traffic Congestion Goes Down

Ban Left Turns And Traffic Congestion Goes Down

More than 60% of traffic collisions at intersections involve left turns. Some U.S. cities – including San Francisco, Salt Lake City and Birmingham, Alabama – are restricting left turns. Dr. Vikash…
Exchange Sac In Blitz

Exchange Sac In Blitz

Time and again, I play a "good" blitz chess game. In blitz chess you have 5 minutes thinking for the totality of your game. This demands quick reasoning and a certain level of dexterity - with the…
The Game Of The Three Spin Wheels

The Game Of The Three Spin Wheels

The late Martin Gardner held for many years a fantastic feature in the popular Scientific American magazine. It was called "Mathematical Games", and it was worth the whole magazine by itself,…
Mathketball As A Learning Tool?

Mathketball As A Learning Tool?

In western nations, there is a great deal of interest in improving standardized test scores compared to Asian students, but few schools want to do what Asian schools do most; teach to the test and…