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In this activity, learners build a "pneumatic trough," a laboratory apparatus used for collecting pure gas samples over water.

In this activity, learners will explore how a hydrometer works by building a working model and conducting experiments.

In this activity, learners use tsunami time travel maps to predict how long it will take a tsunami to reach the shore.

Learners will understand the relationship between climate change and sea-level rise.

In this activity (located on page 9 of the PDF), learners are introduced to Aesop's fable, "The Crow and the Pitcher." In the story, a clever crow drops pebbles into a pitcher to cause the water level

In this activity, learners use basic measurements of the Earth and pieces of rock and iron to estimate the mass of the Earth.