Synopses & Reviews
Students need good number sense to understand numbers they encounter in life and to effectively use new problem-solving tools. These ten-minute activities help students develop a sense of what numbers represent and how to use them by:
-- exploring relationships and patterns
-- encouraging mental computation
-- recognizing equivalent representations of number
-- establishing benchmarks
-- improving estimation skills
-- exploring the idea of reasonableness Includes activity masters, teacher notes, and ideas for extending the activity.