Fun fact. The Latin word et means 'and' in English. The t of the et became the plus (+) symbol in mathematics. Another evolution of the same et became the ornamental ampersand (&) symbol.

Number sense with Jo Austen Another superb #MathsConf39 workshop

The utter genius and joy of using Don Steward tasks by @mathsjem.bsky.social #MathsConf39

The greatest hits of tasks by @nathanday.bsky.social 🎉

Fascinating clarification on the temporal effects by @mrjackjennings #MathsConf39

It begins! #MathsConf39

Hiking in the Yorkshire dales with my bandmates.

In #MathsToday my tutee explored Roman numeral fractions. S is for semis (half) and the dot is 'uncia' (one-twelfth).

In #MathsToday I showed my tutee that angles measure amount of turn. And that turns can be equally split up into fractions of a full turn. Exploring both fractions and angles at the same time.

"The more you can step back and free yourself from the language (especially the choice of ten as a grouping size), the more flexible and mathematical your viewpoint will be." - Paul Lockhart (Arithmetic).

Chart from Pi in the Sky' by John Barrow.

Beer, steam trains, live music from my band. This Saturday 🎶 🚂 🍻

And that’s how my nephew learnt his number bonds of ten.