The resources on this site will *always* be free, but I have spent many hundreds of hours of my free time putting together the site & resources on it.
If you’re a regular user of my resources, and would like to buy me a coffee to say thanks, please find a button below:
An alternative way to support me and my work would be to pre-order my upcoming book with Collins. The book is a more professional version of my resources and spans mathematical practice across biology, chemistry and physics (as well as a “maths in physics” section). Available to pre-order here: