Fe welwch eich hun yn labordy alcemydd, mae ar fin cynnal arbrawf arall er mwyn cael carreg athronydd. Gallwch ei helpu trwy drin swigod aml-liw. Rhowch beli ar y cae fel bod tair neu fwy o beli o'r un lliw gerllaw.
✘
Sgames uses analytical, marketing and other cookies. These files are necessary to ensure smooth operation of all Sgames services, they help us remember you and your personal settings. For details, please read our Cookie Policy.