Visit https://www.janestreet.com/internships/?utm_source=youtube&utm_medium=sponsormessage&utm_campaign=stevemould923&utm_id=Steve+Mould+September to find out more about Jane Street's 2024 summer internship programme. Pop pop boats, or putt putt boats are great little toys. But could a life sized one actually work? Here's a video about the square cube law (sort of): https://www.youtube.com/watch?v=f7KSfjv4Oq0 Check out the AHHAA science centre here: https://ahhaa.ee/ You can buy my books here: https://stevemould.com/books You can support me on Patreon and get access to the exclusive Discord: https://www.patreon.com/stevemould just like these amazing people: Alex Hackman Glenn Sugden Tj Steyn Pavel Dubov Lizzy and Jack Jeremy Cole Brendan Williams Frank Hereford Lukas Biewald Damien Szerszinski Marshall Fitzpatrick Heather Liu Grant Hay John Zelinka Paul Warelis Matthew Cocke Nathan Blubaugh Twitter: http://twitter.com/moulds Instagram: https://www.instagram.com/stevemouldscience/ Facebook: https://www.facebook.com/stevemouldscience/ Buy nerdy maths things: http://mathsgear.co.uk/