NCTM's Principles and Standards for School Mathematics emphasizes the role of geometry in which ...

NCTM's Principles and Standards for School Mathematics emphasizes the role of geometry in which grade level bands?
 
  a) 6-8 and 9-12.
  b) PreK-2, 3-5 and 9-12.
  c) PreK-2, 6-8, and 9-12.
  d) 3-5, 6-8, and 9-12.
  e) PreK-2, 3-5, 6-8, and 9-12.

Question 2...

Using algebra tiles to model equation solving would be a typical activity at which of Bruner's stages of representation?
 
  a) Iconic.
  b) Reactive.
  c) Symbolic.
  d) Representational.
  e) Enactive.

Question 3...

For students to advance from one level of development to another, the van Hieles found that it is not simply the chronological age of the student but also which of the following factors?
 
  a) Heterogeneous student grouping.
  b) Use of technology.
  c) Maturity level of the student.
  d) Quality of mathematics instruction.
  e) Number of mathematics courses taken.