Notes

Experiments: Colour-blind spot, Playing with colours, Stars and rainbows, The life of a fly, Brightness meter, Zoom lenses, Bones, Electricity by rubbing, Batteries and bulbs, Electric blue ink, Dimming the lights, Blobs and streaks, Hot rod, Quiz card, Shoe-box camera, Electric whirligig, Jumping pins, Polluted water, Mould garden, Snuff-the-candle, Water spouts, Mystery cards, Woodlouse house, Baby snails, Do eyes tell lies