Math Coachs Corner: Using Math Stretches for a Daily Warm-Up. Sammons (Guided Math) explains that just like athletes warm up before a strenuous workout, mathematicians need to have a warm-up to get their brains focused on math.

math part part whole and other awesome worksheets - Use with multiplication/division instead

A lot of times during Morning Meeting or during Math Class, time is spent on number sense and work is done with an activity called "Today's Number.