One of my favourite chemistry demonstrations is the combustion of hydrogen in a balloon. It has all the qualities desirable in a flashy experiment, and the actual execution is exceptionally easy – the difficulty, however, comes down to obtaining the … Continue reading
Having recently been asked about calorie usage, and following an unsuccessful online search for a table of PAR values, I have reproduced, below, one I had in my physiology notes from a few years ago. Using PAR allows a much … Continue reading
Occasionally, I find myself having to talk to young children (ages 9-11) on the topic of science. I have found that whether students enjoy science or not, a good story will almost always get their attention and have them asking … Continue reading
Alright, this one isn’t quite as exciting as the title suggests. I had the need of a quick script for a bit of biology – genetics. Pretty simple stuff really, but I thought I would post it anyway. Generating random … Continue reading
There are some days when technology just doesn’t agree with one, so today’s post is more scientific in nature. There are many instances when chemical equations need to be balanced, and perhaps mentioning them outside of school is geeky enough, … Continue reading