Includes worksheets on:

1. Statistics [interpreting p-values, writing a null hypothesis & selecting an appropriate statistical test, drawing a conclusion based on whether the calculated value is greater than or less than the critical value, does NOT include calculations].
2. Serial dilutions.
3. Logarithms & order of magnitude.
4. Logarithms & graph drawing [on linear and semi-logarithmic graph paper]
5. Percentage change.
6. Hardy-Weinberg.
7. Calculating pH (pH = -log10[H+])

All worksheets include full mark schemes.

**PLEASE NOTE: SOME WORKSHEETS DOWNLOAD AS INDIVIDUAL FILES, SOME DOWNLOAD IN INDIVIDUAL FOLDERS, so please check your downloads if it appears some worksheets are missing, they will just have downloaded separately. **