Student Instructions
1. Click the to watch the video.
Using 5 slices of bread, and 1 plastic sandwich bag for each, do the following:
a-rub one slice on your (unwashed) hands, and place in a labeled plastic bag.
b-rub one slice on a door handle or commonly touched surface, and place in a labeled plastic bag.
c-rub one slice on your hands AFTER using hand sanitizer, and place in a plastic bag.
d-rub one slice on your hands AFTER using soap and water to wash them, and place in a plastic bag.
e-take one fresh slice, and place it in a labeled plastic bag.
Hang all 5 bags in a visible location.
2. Tap
to start recording your observations.
3. Using the
,
, or
, record your prediction as to what will happen to each slice of bread, OR record what each slice looks like on a day-by-day basis.
4. Tap
each day after recording your observation.
5. Record your final observation(s) using the
,
, or
tool.
6. Tap
to submit your work.
Happy hand washing!
Teacher Notes (not visible to students)
Use https://www.mumstrife.com/food/washing-hands/ as a reference for the experiment!