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

In this activity, learners investigate the olfactory system by conducting several experiments.

This is an activity (located on page 4 of the PDF under What's Nano? Activity) about size and scale.

In this four-part activity, learners explore how the body works and the chemistry that happens inside living things.

In this activity, learners follow a recipe to create play dough scented with fruit-flavored drink mix.

In this outdoor, sensory activity, learners role play as animals trying to identify their "family's" scent and locate their "territory." Learners mark their territories and sniff out other territories

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).

In this activity, learners use household materials to investigate and explore their ability to smell an odor.

In this story time program, young learners listen to the Dr.

This activity introduces learners to wolf behavior and communication.