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 ...
Students ponder the relationship between place latitudes and average January temperatures while they try to discover a correlation. Is this a linear or near linear relationship? … averaging, mis...
Jeremy Lin is the New York Knicks most startling player. His story is exciting in that he graduated from Harvard in 2010 and was not immediately drafted into the NBA. At first he was...
This activity/post is a little different than our usual posts. We look at a particular math concept and consider how to use context, models and CCSS math practices to increase stud...
Tim Tebow is the talk of the sporting world. This Saturday he goes up against Tom Brady and the Patriots in the Playoffs. I keep hearing about "Tebow Time" and I wonder at what point in ...
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...
Mr. Mark's new little baby can make some amazingly tall streams.
Give your class a little chuckle as you introduce them to parabolic motion with this very short analysis of Mr. Mark's baby's...
On Monday, the space shuttle Endeavor launched for the last time. The six astronauts on board docked this morning at the International Space Station to join the 6 astronauts and cosmonauts who l...
Friday, April 29, 2011, at 11:00 a.m. will be the much talked about wedding of Britain's Prince William and Kate Middleton. Engage and inform your students in an investigation of percents...
This investigation will help you and your students to better understand the magnitude of normal, background radiation and the more serious radiation exposure that comes from nuclear accidents.  ...