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In this design challenge, leaners attempt to build a strong structure out of LEGO® bricks that can withstand a 4-foot drop.

In this activity (pages 17-31), learners are introduced to techniques that are used to determine the structures of solid materials.

In this engineering activity (page 5 of PDF), young learners investigate how materials and design contribute to the strength of a structure, particularly walls.

In this activity (pages 32-41), learners learn how the atomic and molecular arrangement of matter are related to physical properties.