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In this astronomy activity (page 3 of the PDF), learners will examine the effects of gravity on a person’s pulse and explore how gravity can differ from planet to planet.

In this quick and easy activity and/or demonstration, learners illustrate the effect of the weight of air over our heads.

In this hands-on activity, learners make the world's simplest Cartesian diver, using only a plastic bottle, some water, and a condiment packet.

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