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In this activity, young learners use different-sized paper 'caterpillars' and various household items to predict and measure their height.

This activity models the way Landsat satellites use a thermal infrared sensor to measure land surface temperatures.

This is an activity in which learners will find that they can detect differences in concentration better with their nose (smelling) than with their eyes (seeing).

Learners smell balloons filled with different scents to guess what's inside. From this, they infer the presence and motion of scented molecules.