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Learners model the ocean currents that carry hot water from the tropics to northern latitudes.

Learners complete two simple experiments to prove the existence of air and air pressure which surround us.

Learners discover that their breath contains carbon dioxide, one of the pollutants found in car exhaust.

Learners classify a variety of objects by their characteristics. They then design an experiment to determine which objects float or sink in water and add this characteristic to their classification.

Learners build a simple solar oven from a shoebox, black construction paper, and aluminum foil. Over the course of a few hours, the oven heats up water enough to brew tea.