Over arching concepts in biology. The lesson is part of a series of lessons that cover topic one of the new GCSE (to be sat in 2017). This lessons focuses on osmosis and diffusion with the addition of active transport. There are multiple opportunities for differentiation already built in in a bronze, silver gold format. There are two hinge point questions that offer a really good AFL opportunity. The lesson requires potassium permanganate and a deodorant can.

This is an ideal lesson to run after teaching the basics of animal and plant cells. The lesson is focused around a 6 mark GCSE-style exam questions. It is highly differentiated via Gold- Silver-Bronze tasks. It includes a hinge-point question to give the students the appropriate challenge or support in the build up task then an attempt at the answer before feedback based on model answer followed by a ‘green-pen’ opportunity to demonstrate improvements.