NanoGirl

red Cabbage 'juice', can take all juice out and can go back to a green cabbage.

colour rainbows

acids and bases

ph levels - ph scale

volcanoes -

keep a control ph neutral.

what is added changes it.

acids are dangerous - dissolve enamel of teeth.

Polymers:
numbers of plastics.  Recycling.

nappies - pull-apart soft inner.
Shake, get granules.  absorbs water more than 10x its size.
Like crystal rain, can do experiments in pots for growing.  This plastic is a biodegradable plastic.  converts to carbon.
Can use for evaporation experiment - put one in a hot place, other in cold see which one evaporates.