- The most sung song is happy birthday.
- Plastic bottles were first used for soft drinks in 1970.
- Some dinosaurs had tails over 13m (45 feet) long.
- To crack a whip the tip must be travelling faster than the speed of sound.
- Moisture (not air) causes super glue to dry.
- Australia has 10,685 beaches; you could visit a new beach every day for more than 29 years.
- The first drug that was sold as a water soluble tablet was aspirin in 1900.
- Chalk is made from tiny plankton fossils.
- A car travelling at 80kph (50mph) uses half its fuel to overcome wind resistance.
- Only 4 out of 20,000 species of bees produce honey.
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