
Class 9 have been looking at the effects of different substances on teeth.
We left chalk in substances such as Coke and orange juice for a week before inspecting them under the magnifying glass. We then discussed our findings.

Class 9 have been looking at the effects of different substances on teeth.
We left chalk in substances such as Coke and orange juice for a week before inspecting them under the magnifying glass. We then discussed our findings.