Math Arguments
Problems, Questions, and Puzzles to spark discussion and argument in the maths classroom.
Right 6, CARE, tightens, gnarl. Jiggy Jiggy, 50, crest. Right 3 minus.
Go full size:
The 7.6-mile-long Mt. Washington Road is lined with trees, drop-offs, and winds on the way to the 6,288-foot summit. Travis Pastrana in a 2011 Subaru Impreza WRX STI rally car, with an officially timed run of 6 minutes 20.47 seconds.
There are questions all over the place.
Average speedThis one includes rally notes system details. "Increases the radius, decreases the radius" "Can you take it wide open?" "If the notes are wrong, we go off a cliff."
Average slope of the road.
What do the calls mean?
How do you measure time that accurately?
Does friction change as he jumps?
What if they put Fat Jake in the back -- would that work better?
Should they have a full tank of gas or not?
Are they really this crazy?
Let map the route and see what time normal people would take.
What other mathematical aspects of this caught your attention? What do you wonder about the situation?
.
Source:
T.R.Milne
And, of course, from Pastrana's own videos. Which are just a bit amazing.
And, of course, from Pastrana's own videos. Which are just a bit amazing.
More Information:
Noticing and wondering is a tool to help students:
- Understand the story, the quantities, and the relationships in the problem.
- Understand what the problem is asking and what the answer will look like. Have some ideas to begin to solve the problem.
More Here at NCTM
Noticing and wondering is a tool to help students:
- Understand the story, the quantities, and the relationships in the problem.
- Understand what the problem is asking and what the answer will look like. Have some ideas to begin to solve the problem.
More Here at NCTM
++