FEATURES • Full 2-Day Class Lesson Plan • Active Learning Card Sort • Students Design and Carry Out Demonstrations • Group Work • Video Pause to Ponders • Part of the Technology & Society: Material Sciences unit LEARNING OBJECTIVES • Define the material science properties of stiff, strong, ductile, brittle, tough, and hard. • Identify examples of the material science properties of stiff, strong, ductile, brittle, tough, and hard. • Design and carry out demonstrations of the material s