chair : a seat typically having four legs and a back for one person

cardboard is the “gateway drug to making”

Happy Chair

Image – “Happy chairs” by Lars Plougmann is licensed with CC BY-SA 2.0. To view a copy of this license, visit

4×4 puzzle

3×3 puzzle (easier)

DIY – Fold and cut an index card to make a chair.

Challenge – Create a cardboard chair following the Engineering Design Process – Ask, Imagine, Plan, Make, Improve

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