Mae'r Whws yn ceisio dod o hyd i Gerrig Prennaidd ar gyfer G锚m Chwilota'r Hydref. The Woohoos find out that conkers are tree seeds that grow inside spiky shells to protect them as they fall.
1 mis ar 么l i wylio
8 o funudau
Gweld holl benodau Yr Whws
