[P4 Science - Heat] The presenter Steve Mould covers a joke he did for a live show called Festival of the Spoken Nerd. (I have the DVD...

[S1 Science - Density] The following claim was made the other day, where peeled oranges sink but whole oranges float. Maths presenter...

[S1 Maths - Circles and Pi] We have an interesting scenario where the calculator gave a very bizarre answer. Try 11^6 divided by 13, and...