Monthly Archives: May 2013

Accuracy vs. Understanding

Let’s say you’re teaching a Grade 8 or Freshman level class. Algebra 1-ish. You’ve got some data here. x y 1 3 2 5 4 10 6 10 8 12 10 17 You want to show how data may be … Continue reading

Posted in Uncategorized | 11 Comments

If the sun is an 8 foot diameter balloon, what is Pluto?

Artifacts The following clips are cribbed from Nova: The Pluto FilesĀ in which Neil deGrasse Tyson sets up a model of the heavenly bodies of our solar system, comparing their sizes relative to the sun and each other. Not all of … Continue reading

Posted in astronomy, proportion, tasks, volume | 4 Comments