Welcome to my 102nd gems post. This is where I share some of the latest news, ideas and resources for maths teachers. 1. Grade Boundaries and Exam DatesYou might have already seen Jonathan Hall’s (@StudyMaths) GCSE grade boundaries page. I find this page surprisingly useful! He has now updated it with the November 2018 grade boundaries. Also, don’t forget about the Exam Countdown page which is really useful for quickly checking exam dates. 2. Algebra ResourcesThanks to Sarah Carter (@mathequalslove) for sharing…