Search Results


Showing results 1 to 2 of 2

Source Institutions
Add to list Details
In this activity, learners explore how different deodorants work. Learners treat agar plates with different types of deodorants and compare the bacteria growth on the plates to the control sample.

$10 - $20 per student Ages 11 - 18 1 to 7 days
Add to list Details
In this activity, learners grow germs collected from their hands and other objects. They cultivate the germs on a growth medium (such as slices of grapefruit or processed cheese) for a week.

1 cent - $1 per student Ages 6 - 14 1 to 7 days