Search Results


Showing results 1 to 2 of 2

Source Institutions
Add to list Details
In this number puzzle/trick, learner #1 thinks of a number between 1 and 63. Learner #2 shows learner #1 six cards and asks them whether the cards contain their number.

1 cent - $1 per group Ages 14 - 18 5 to 10 minutes
Source Institutions
Add to list Details
This is a lesson plan for an activity in which learners, playing the role of archeologists, use math concepts about number bases to decipher the Dresden Codex, an ancient Mayan document.

1 cent - $1 per group Ages 8 - adult 2 to 4 hours