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In this lab (Activity #2 on page), learners compare bacteria growth on two petri dishes containing nutrient agar. Learners touch the doors, faucets, etc.

In this activity, learners compare and contrast their own skin (including the area covered) with that of an orange.

In this activity, learners will explore how the human brain interprets environmental stimuli.

Get all wrapped up in a lesson about skin!

In this lab (Activity #1 on page), learners compare bacteria growth on two petri dishes containing nutrient agar: one that has been touched by a finger washed only with water and one that has been tou

In this activity (2nd activity on the page), learners explore the sensitivity of their sense of touch.