Cardrona ski field: https://www.cardrona.com
Fantail Corner is perfectly positioned to enjoy the Cardrona ski field, it is approx 15 minutes drive to the turn-off. Cardrona is family friendly and has all the facilities. Also, any Cardrona bookings and hire can be organised by taking a short walk from Fantail Corner to 50 Cardrona Vally Road (also home of their Apres Cafe).
Treble Cone ski field: https://www.treblecone.com
Treble Cone offers some more advanced runs than Treble Cone and is well worth a visit.