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Visitors mix urea with water in one flask and mix calcium chloride with water in another flask. They observe that the urea flask gets cold and the calcium chloride flask gets hot.

This board game teaches learners about energy decision making. Players select cards that determine the transportation and home design that will influence their expenses as they play.

In this lesson, learners will practice graphing and statistically analyzing data.

In this activity about combustion and energy, learners observe a burning candle in a sealed jar and the burning of white sugar.

Learners design and create musical instruments from common objects; their challenge is to create an instrument that can make three different tones.

In this nutrition activity (page 16 of PDF), learners document their individual eating habits and learn whether their eating patterns meet their needs.