Using augmented-reality technology, search for 70 baby dragons across Caerphilly, Harlech, Beaumaris, Conwy, Caernarfon, Raglan and Chepstow castles using your (magic) phone.
Gan ddefnyddio technoleg realiti estynedig, chwiliwch am 70 o Ddreigiau Bach yng nghestyll Caerffili, Harlech, Biwmares, Conwy, Caernarfon, Rhaglan a Chas-gwent gan ddefnyddio'ch ffôn (hud).