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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 laboratory experiment, learners explore how effectively different sunscreens protect yeast cells from damage caused by ultraviolet (UV) radiation.

In this activity (9th activity on the page), learners work in pairs to see how their perception of touch differs from reality.

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

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.

In this activity (7th activity on the page), learners use their sense of touch to identify mystery objects hidden in socks.