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Learners see that a carrot slice sinks in fresh water and floats in saltwater.

In this activity, learners build a 1:140 "scale model" of NASA's X-33 Reusable Launch Vehicle (RLV) Technology Demonstrator, and investigate how the model dimensions compare to the real vehicle.

In this activity, learners examine the culture and history of the tomb site.

In this activity, learners work in teams to construct human lung models from small plastic beverage bottles and balloons.

In this math lesson, learners practice estimation and measurement skills as they move from station to station calculating length, volume, weight, and area.

In this math activity related to volume, learners use problem solving skills to calculate and build a model house for Minus the dog.