A dad and daughter are fulfilling their ambition to be secondary science teachers - and are due to graduate at the same time. David and Felicity Worsfold, right, are taking a PGCE, he in chemistry at Reading and she in physics at Bath. David read natural sciences at Cambridge, graduating in 1974 and going on to work for Royal Mail. He said: “There are things now at GCSE that i didn’t cover until A-level - and A-level now covers things that I didn’t do until my degree.”