Lesson 2

The Pet Shop

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
X

Encourage students to build their numbers with cubes. If appropriate, have someone remind the group to build their numbers with pairs of cubes. As each pair of cubes is counted, you will get the next even number on the number line.

  1. odd
  2. even
  3. odd

Ongoing Assessment

Use DPP item C to assess students' progress toward identifying even and odd quantities using groups of two and groups of two with a leftover [E2].

C. Is It Even or Odd?

Use connecting cubes to tell whether each number of objects is even or odd. Explain how you decided.

  1. 7 cubes
  2. 10 cubes
  3. 21 cubes