Criteria or Constraint:

The LIMITS placed on your design solution

Criteria or Constraint:

Usually uses the clue words ONLY or CAN'T

Criteria or Constraint:

Usually uses the clue words NEEDS, MUST or HAS TO

Criteria or Constraint:

You only have until the end of the weekend to finish

Criteria or Constraint:

You must use wood in your design

Criteria or Constraint:

Your Helicopter has to land gently so it won't hurt its passenger

Criteria or Constraint:

You can't spend any more than $10 on your design

Criteria or Constraint:

Your Bird's nest needs to safely hold an egg overnight

Criteria or Constraint:

You can only use a single piece of paper and some tape

Claim, Evidence or Reasoning

One sentence telling whether your design met or did not meet the criteria or constraint

Claim, Evidence or Reasoning

An explanation of why your design met or did not meet the criteria or constraint

Claim, Evidence or Reasoning

The bird nest did not meet the 1 hr time constraint

Claim, Evidence or Reasoning

The reason the bird nest did not meet the time constrain is because the grass tying it together kept breaking

Claim, Evidence or Reasoning

The bird nest did not meet the time constraint is because it took 2 hrs to build

Claim, Evidence or Reasoning

The reason the nest was able to hold the egg is because I measured the egg first and then built the nest a little bigger than the egg.

Claim, Evidence or Reasoning

The nest was able to safely hold an egg

Claim, Evidence or Reasoning

The nest met this criteria because it was able to hold 1 eggs without cracking it