Contains instructions, blackline masters, and solutions for five investigations in the content strands identified in the series: number and operations, algebra,

Contains instructions, blackline masters, and solutions for five investigations in the content strands identified in the series: number and operations, algebra,

Presents hands-on investigations that nuture reasoning and problem-solving strategies. Students have opportunities to reason about parts of a whole, analyze pat

Features investigations in each of the five content areas of Principles and Standards for School Mathematics. In addition to using Eratosthenes' sieve to identi

Problem solving and reasoning are students' processes of actively applying what they know to new problems from diverse areas of mathematics. Knowing a variety o