1. Does hand sanitizer really clean hands ?????
TITLE
Does hand sanitizer really clean hands ?????

2. Does hand sanitizer really clean hands ???
QUESTION
Does hand sanitizer really clean hands ???

3. I think that hand sanitizer doesn't clean hands very good .
Hypothesis
I think that hand sanitizer doesn't clean hands very good .

4. MATERIALS 2. 3-2nd graders 3.3-5th graders 4.9 Petri dish
`1. 3-teachers
2. 3-2nd graders
3.3-5th graders
4.9 Petri dish
5.Agar powder
6.1 hand sanitizer
7.9 Q-tips

5. PROCEDURES SET UP Make agar Fill Petri dish Let it set Experiment
Have people put on hand sanitizer
Wait 5 minutes
Swab hands
Swab on Petri dish
Put it on dark space
Check every day for 2 weeks
Record the data in a chart

6. PHOTOS AND VIDEOS FROM PROJECT

7. COMMUNITY CONNECTION PROJECT
Damariz Deciga, the hand sanitizer project.
Question: does hand sanitizer really clean hands?
Nayeli and me (Damariz) found out that hand sanitizer doesn’t clean all the germs. It leaves 66% dirty.
Community project: have the school not buy hand sanitizer since it doesn’t clean all the germs

8. THE END
THE END
THANKS FOR WATCHING!!!!!!!