Teachers -- want to engage your students with some dynamic tools for conceptualizing fractions? While they learn fraction concepts, they'll also pick up some computer science skills related to iteration (looping). Get started by clicking the See inside button.
This is actually the latest version of a microworld that I first developed in Logo (circa 1989 for West Point Elementary School students). I've developed instructional materials to go with the microworld. Email me at kperry@bhbl.org if you would like them. (Multiplying Fractions, Converting Between Mixed Numbers and Fractions Greater than One, Equivalent Fractions)