Bacteria
The Unseen World
Sam McCarrell
- Grade:
- 5
- Teacher:
- Paola Villarreal
When I test different areas in the school, will the high traffic areas have more bacteria?
One thought on “Bacteria”
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When I test different areas in the school, will the high traffic areas have more bacteria?
Comments are closed.
Very good experimental design to solve an interesting problem! It is important to clean everywhere to stop the spread of germs! Good job