This activity could be used as an introduction to trig ratios. Students figure out the approximate length of the huge branch that I have to fell for safety and firewood. After approximating ...
Lately the news is filled with talk of the Euro, US foreign debt, the fragility of European monetary systems, and the interdependence of all of these crisis.
In this activity students become fami...
Millions of people and businesses use debit cards every day. Banks didn't charge customers for their use. Banks actually gave rewards and incentives to customers for using them.
So how di...