Revision booklets prepared by experienced Science teachers for the new specification (teaching from 2015 and for award from 2016).
The booklets have been developed with support from Welsh Government. Revised February 2021.
Ddim yn gweld beth ydych eisiau? A oes yna broblem gyda'r ffeiliau? A oes gennych awgrym? Rhowch adborth i ni, rydym yn croesawu pob gohebiaeth gan ein defnyddwyr.