A set of 135 Powerpoint Presentations for High School Math. They are designed to teach the topics, by offering clear explanations. Also they could be used by students in school on an individual basis for revision.CRAZY PRICE. This sells to schools for massively more. This low price is for the purchaser's sole use only, and is priced at this low price to allow everyone to access this.This product is fully up to date :)The powerpoints are also available singly on my shop on this website, and a