Sweet Algebra. A model.
I’ve spent the last two years teaching maths – to Year & and Year 10. Finding a good model to help students grabble with algebra has often been a sticking point, especially once we started performing operations on letters; for some students this level of abstraction is incredibly difficult. The idea that a letter can represent a number that we then perform operations on is not intuitive to lots of students.
A colleague at HGS, the brilliant Head of Maths, David Shemoon, suggested that a jar of sweets works really well. He had previously brought in a real one for his students – but I tried it with images and found it this also worked.
The idea is that a jar of sweets -as often used in a ‘guess the number’ school fete stall – contains a fixed but unknown number of sweets. We can add more sweets or…
View original post 337 more words