We find out how much a solar panel costs and how the effect is in Norway. In addition, Magnus teaches Jon how to split a coconut, we find out if sweating is healthy and in our slime series the participants have to use over-milling.

What is the difference between a rake and a rake, who wins the final in Magnus' handy quiz and has Kristine increased her O2 uptake after seven weeks of training? We find this out - and talk about a trendy vegetable plant.