How often do you ask kids to estimate?

How often do you ask kids to estimate?

Questions: Why estimate? What do we need to think about to estimate well? What are the characteristics of good estimators? When is estimation useful?  When are exact answers necessary? When are numbers “in the real world” estimates and not exact? What are the...
Virtual Cuisenaire Rods

Virtual Cuisenaire Rods

“Manipulatives are designed to mediate between a particular mathematical concept and the way pupils learn that concept. While historically the term “manipulative” has signified hands-on, “concrete” materials, numerous researchers have extended that definition to...