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Define Design Problems Clearly
Worksheet
Grade Level
Grade 3
3.61 Define Design Problems Clearly
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During a model city project, water pools on the 'street' and floods the paper houses. The team wants a drain system to move water away.Which problem statement is most complete and testable for the stormwater model drain project?
A
Design a drain so water does not flood the model houses.
B
Problem statement: Design a drain path that moves 200 mL of water off a 40×40 cm street model in under 60 seconds without soaking the houses. Constraints: use only straws, clay, and tape; cost $5 or less; build in 80 minutes.
C
Build a drain using straws so water flows away faster.
D
Make the model street look realistic and easy to clean.
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