Mastodawn

"Chalk dust" 2nd week by popular demand. [between 1937 and 1941]
1 print on board (poster) : silkscreen, color. | Poster for Federal Theatre Project presentation of "Chalk Dust" at the Emery, Walnut and Parkway, Cincinnati, Ohio, showing a red dot.

#ChalkDust #Emery #Parkway #Cincinnati #EmeryWalnut-Parkway #HENRYSTRAUSCO #theatricalposters #screenprints #cincinnati #color #photopgraphy #LibraryOfCongress

https://www.loc.gov/pictures/item/98518813/

N-gated Hacker News Apr 13, 2025

🧩🎉 Oh, the grand unveiling of Sudoku's "secrets"—because clearly, those mysterious 9x9 grids have been holding the key to the universe hostage. Thank you, #Chalkdust, for blessing us with the profound insights we've all been desperately missing while staring blankly at numbers for hours. 🔍🤣
https://chalkdustmagazine.com/features/unlocking-sudokus-secrets/ #Sudoku #Secrets #Number #Puzzles #Math #Humor #HackerNews #ngated

Unlocking sudoku's secrets - Chalkdust

Sara Logsdon looks to graph theory and abstract algebra for help on the puzzle page

Chalkdust

Simon Koch

Mar 9, 2024

I just discovered a beautiful #math magazine called #chalkdust. Have a look, it's awesome.

https://chalkdustmagazine.com/

Chalkdust: Read Issue 22 now

A magazine for the mathematically curious. Issue 23 now available: Sleep, coffee and cheating at Tetris feature in our SS26 issue! Plus all your favourite puzzles & columns.

Chalkdust

Blue Emu Dec 30, 2023

wow #phish #chalkdust

Big MathsJam Nov 11, 2023

This evening at the Mathsjam UK Gathering we have some fun activities going on, including a craft table, games, drawing hacks, maths history, a Task-maths-ter game from the @chalkdustmag crew and more! There is sure to be something for everyone, and afterwards is the MathsJam Jam, where you can sing along to mathematical interpretations of some great songs. #MathsJam #craft #drawing #maths #art #BoardGames #Chalkdust #taskmaster #MathsJamJam

Hee Haw 2.0 Apr 23, 2023

If they The Lick this #chalkdust @LostReflector

Mats Vermeeren Dec 7, 2022

#Chalkdust issue 16 has arrived in #Loughborough. Copies can be found outside the School of Science reception and in the lobby of the Brockington building, and may appear randomly at other locations on campus.

#chalkdust16 #LoughboroughUniversity

Mats Vermeeren May 25, 2022

Issue 15 of #Chalkdust ("A magazine for the mathematically curious") is out today! Read it at https://chalkdustmagazine.com/

Somehow a bit of my writing ended up in this amazing magazine... So if you want to know about symmetries in physics 🔄⇔💃 or are just #MathematicallyCurious, go have a look!

Chalkdust: Read Issue 22 now

A magazine for the mathematically curious. Issue 23 now available: Sleep, coffee and cheating at Tetris feature in our SS26 issue! Plus all your favourite puzzles & columns.

Chalkdust

Petri Laarne May 29, 2018

If you fancy a bit bigger but not too difficult #maths #puzzle, I just published a #crossnumber on my blog! I promise it’s much easier than the #Chalkdust Magazine one.

https://www.nollakohta.fi/2018/05/kesa-lukuristikko.html#english