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In this activity, learners explore how the hull shape impacts a ship's performance and stability.

Learners work with plastic sheeting, masking tape, and string to design the perfect material for plastic chair webbing, and then construct their webbing.

In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.

In this activity, learners explore the concept of how engineering solved the problem of human/computer interface.

In this activity, learners construct a simple air pressure launcher for paper rockets.

In this activity, learners explore how engineers design devices that can detect the presence of pollutants in the air.

In this activity, learners explore how engineers design tire treads to increase safety and reliability.

In this design challenge activity, learners invent an emergency shelter that can fit a person and is sturdy and quick to build.

This activity (on page 2 of the PDF SciGirls Activity: Milk Carton Boat) is a full inquiry investigation into boat hull design.

In this activity, learners explore how spring scales work and how they are used for non-exact weight measurement.