Learning the Tens
5 dimes, times 10 cents each. My son (7 years old) says 10, 20, 30, 40, 50 while holding up fingers. So he doesn't see how ten times wor...
Math Teachers at Play #6 and Numbers
Math Teachers at Play #6 is up! Over at I Want to Teach Forever . And here's a conversation I had with my son (6yo) a few minutes ago, ...
