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Why is ocean water sometimes the warmest when the average daily air temperature starts to drop? In this activity, learners explore the differing heat capacities of water and air using real data.

In ancient Chaco Canyon, the people used a "sun dagger" petroglyph to mark the passing of seasons.

Experiment with force and pressure by building a balloon rocket. When launched, the balloon will run a track wherever you place the string.

This fun and simple activity is a rubberband rocket design challenge! Learners will explore how tail fins can help to stabilize a flying object, while also exploring potential and kinetic energy.

In this activity, learners explore the potential of interchangeable standard parts to create a large number of unique creations in different combinations.

Learners will explore the scientific mystery behind a disappearing group of trees by examining data and attempting to explain the decline.