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Learners drop two different masses of play dough and observe how long it takes them to hit the ground.

In this activity, learners explore how engineers use scales and measures when designing a manufacturing process to ensure that final products are uniform in weight or count.

In this activity, learners conduct a waste audit and use their findings to implement a plan for reducing trash.

Learners investigate how drag affects the falling rate of objects.

This activity (located on page 3 of the PDF under GPS: Balloon Fiesta Activity) is a full inquiry investigation into Bernoulli’s principle and airplane wings.

In this math lesson, learners use fruit to learn about proportions and percentages. Learners compare the weights of the edible and non-edible portions of fruit.

In this activity, learners use two different techniques to estimate how many little things fit into one bigger thing.

In this activity (page 1 of the PDF under SciGirls Activity: Bogs), learners will test cups full of potting soil, sand, and sphagnum moss to see which earth material is able to soak up the most water.

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