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In this activity, learners use simple items to construct a device for indicating air pressure changes.

In this activity about molecular diffusion (located on page 2 of the PDF under Nanosilver Activity), learners will make predictions and move molecules of iodine through a seemingly solid plastic sandw

In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.

In this activity, learners use simple items to construct a device for indicating air pressure changes.

In this quick activity, learners observe how wind creates ocean currents.