WALT: Collect bacteria in our science laboratory.
Equipment:
- Cotton Swab.
- Agar dish.
- Vivid pen.
Method
- Divide the agar in half by drawing a line underneath of the lid.
- Collect the bacteria on a cotton bud swab from taps, computer keyboards, desks or door handles.
- wipe the swab onto the agar solution carefully making sure you don’t damage the agar.
- put the petri dish into the incubator for 1 week to allow the bacteria to grow.
- Look at the bacteria under the microscope.