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Showing 2 of 20 activities. To narrow your results, use the filters above.

Hang Time

  • Energy
Grades:
  • K–5
Level: 2
In this activity teams design, build, and test paper helicopters to observe a relationship between blade surface area and descent rate.
  • Engineering
.pdf
Grades:
  • K–5
Level: 1
In this activity, students will evaluate different 'before' and 'after' stations to decide if heating and cooling changes are reversible.
  • Engineering
.pdf