
Image: Getty
Ever wondered how much lift is generated by all of the birds in the 12 days of Christmas? Or how fast Santa needs to travel to deliver presents to all the children in the world? create has you covered.
Take the quiz to test your knowledge of the engineering behind stars, sleighs and slinkies, and let us know how you did in the comments.
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Thanks – I really enjoyed this!
But I felt a little sad to see question 8 asking about lift (a force!), and having all available answers in mass units… 😛