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Grade 3 Science: Engineering Design — Criteria & Constraints
Name
Date
1.
Engineers solve problems by designing ___.
2.
Criteria are what the design must ___.
3.
Constraints are ___ you must work within.
4.
A prototype is a first try ___ or model.
5.
Engineers ___ designs to see if they work.
6.
If design fails, engineers ___ and try again.
7.
Brainstorm means think of many ___.
8.
A bridge must hold weight — that is a ___.
9.
What are criteria?
10.
What are constraints?
11.
What is a prototype?
12.
Name the four main design steps.
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