GeistHaus
log in · sign up

Getting much less slow at basic mental arithmetic

brasstacks.blog

[Note: this piece is still very much a draft, but (a) I thought it might be useful enough to the occasional person that it was worth posting, and more proximately, (b) I needed to post something for a blog-a-thon I was hosting. However, as such, it’s not quite finished

0 pages link to this URL

No pages have linked to this URL yet.