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Tag: KS3

Life on Mars

It’s surprising how few teachers seem to have heard of the TED Talks. They are, simply, brilliant. More teachers should be “spreading the ideas” in them to their students. I’m going to try and post more videos here that are particularly suitable to the KS4 curriculum. Some of the best talks have no direct link to the curriculum but are nonetheless worth giving up 20 minutes of class time for. I treated one of my Year 10 classes to this talk by Dan Gilbert which shows how science can help… Read more Life on Mars

The Periodic Table of Videos: a great idea ruined by poor execution

The University of Nottingham’s Periodic Table of Videos is a genius idea – one that I wish I had come up with myself. I’d really like to recommend the site to teachers because short videos of those elements you can’t show in class would be incredibly useful. Unfortunately, due to the varying quality of the videos, the site fails to live up to its potential. The idea of inter-cutting footage of demonstrations with a scientist talking about the element just doesn’t work in a lot of the videos; I would… Read more The Periodic Table of Videos: a great idea ruined by poor execution

Supermagnetic beads – a new demo?

If you’re a science teacher, you’ll probably have to teach separation techniques to at least one class at some point in the year. I’m sure you’ll have taught the arts of filtering, distillation and chromatography endless times, but here’s a separation technique I’ll bet you’ve never seen – and one that will make an excellent short demonstration in class when teaching this topic: This wonderful little film was made by Dr Jim Caryl.