Starter: Analyse your lunch with Wolfram|Alpha

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TOK: Check out this cool infographic on the efficacy of various health food supplements, as well as this TED Talk on why Science Denialism is dangerous (and why do some people waste so much money on ineffective supplements, yet choose not to vaccinate their children against deadly diseases?).

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Do you need eight glasses of water a day?

BBC Health guidelines on drinking water.

Scientific American article on water requirements.

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