Monday, 10 July 2023

Spiders


 Think of a spider, and students only think of one like this, but there are so many species of spider with varying hunting techniques, from those jumping spiders to wolf spiders. How are they adapted to their various modes of hunting? Questions for the lessons.

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Cathode Ray Tube

  Taking a good look at the insides of an oscilloscope to discover how a Cathode Ray Tube works. Once commonplace, now students don't kn...