today we did a bacteria experiment.
equipment:
1.agar dish
2.cotton bud swab
3. vivid pen
4.tape
5. incubator
method
1. Collect the bacteria on a cotton bud swab from taps, computer keyboards or desks.
2. Divide the agar in half by drawing a line open the lid.
3. Wipe the swab onto the agar solution.
4. Put the petri dish into the incubator for 1 week to allow the bacteria to grow.