Lesson 5

Arm Span vs. Height

Est. Class Sessions: 4–5

Daily Practice and Problems

Teacher Notes
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TIMS Challenge

Advise students to make their guesses to the nearest unit. They may use cm, inches, feet, or meters. Measuring in feet or meters is probably the most appropriate.

V. Best Guess

  1. Make your best guess for the length and width of your classroom. Make sure to include the unit of measurement you choose.
  2. Measure the length and width of the classroom. Remember to include units.
  3. How close was your estimate?