📃 Is a sheet of A-45 paper big enough to wrap the earth?

✏️ Why do we still call pencil graphite lead?

👔 There’s business to attend to.

You can find Matt and Hannah’s protractor up the shard video here: https://www.youtube.com/watch?v=ckcdqlo3pYc&ab_channel=Stand-upMaths

Here’s Matt’s Truncatable Prime Pencil: https://mathsgear.co.uk/products/truncatable-prime-pencil?srsltid=AfmBOorhZ6qk_IAhKnCjtjoVM3wM-GXMTaFporL13aTjdOokjGG_hkxY

And the oldest known pencil in the world: https://www.penciltalk.org/2021/02/worlds-oldest-pencil

If you want to know more about that 1889 World Fair and that luxury yellow pencil you can do that here: https://www.artsy.net/article/artsy-editorial-little-known-reason-pencils-yellow

Here is the link to David’s MIT Maze turned Sudoku, Go check it out, it’s very cool: https://sudokupad.app/arbp91du01

If you’re on Patreon and have a creative Wizard offer to give Bec and Matt, please comment on the ‘Sup ‘Zards’ pinned post!

If you want to (we’re not forcing anyone) please do leave us a review, show the podcast to a friend or give us a rating! Please do that. It really helps.

Finally, if you want even more from A Problem Squared you can connect with us and other listeners on BlueSky, Twitter, Instagram, and on Discord.

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