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In this outdoor activity and observation game, learners hunt for a variety of textures, colors, odors and evidence of organisms in the activity site.

In this activity, learners use their sense of smell to explore the world on the nanoscale.

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

In this activity, learners investigate the touch sensory system and discover how to plan and carry out their own experiments.

This activity was designed for blind learners, but all types of learners can use it to learn to differentiate between qualitative and quantitative observations and to practice data collection.

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 culinary activity, learners use multiple senses (sight, smell, touch, and taste!) to explore real seaweed samples.

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