One Factor at a Time (OFAT) and Designed Experiments are two distinct methodologies applied in the field of experimental design and scientific investigations. They each hold unique applications and implications, especially in the context of school science. OFAT, as indicated by its name, involves changing…

One from the archive - almost 5 years ago I was interviewed for a podcast that never quite made it beyond the cutting room floor. Here it is in full (30mins) - and it is surprising how little has changed in my views since then:

As we approach the Christmas season, STEM clubs often look for festive activities. It can be hard after the inevitable Christmas Crystal Christmas Tree and "making decorations". So how about this.. £1 from your favourite pound shop buys 8 LEDs and a battery holder: Replacing…

Setting the context for learning is a constant challenge for teachers. Cries of "why are we learning xyz?" ring out when (for example) teaching the chemistry of alkanes and alkenes. Likewise, pick any suitably abstract area of the curriculum and demonstrating the "why" can stretch…