Hotusi Game Spinner Transparent Spinners Dry Erase Math Game Spinner with Rotating Arrow for Party Games and Teaching (15Pack)

Size: Square Shape ,Approx.10x10cm/4x4inch(W X H)., Instructions: Using dry-erase markers to divide fourths, fifths, eighths and tenths using these blank circle spinners., Our Game Spinner : Spinner's surface has a protective film, which helps protect and keep the surface away from scratches during shipping and collision., Functions: Transparent spinners can be applied to various math and games and probability activities.It is easy to assemble and can be reused over and over again., More Applications:You can as educating tools applied upon the whiteboard to emphasize some knowledge points or as party toys for board games like roulette and so on.