Cervinia doesn't have the cachet of Courchevel or the drama of Zermatt, and it's all the better for families because of it. This is an unpretentious, sunny, high-altitude resort that does one thing exceptionally well: it makes learning to ski, and skiing as a young family, about as easy and enjoyable as the Alps allow.
The terrain is the key. Cervinia's pistes are famously wide, gentle and well-groomed, with long blue runs that let beginners build genuine confidence rather than being thrown onto anything intimidating. The altitude (the village sits at 2050m, with skiing up to 3480m on the Plateau Rosa glacier) means the snow is reliable from late November to early May, and the south-facing aspect means it's sunny and warm in a way that makes those early lessons far more pleasant for cold, nervous children. There's a reason Cervinia is a favourite with British families introducing children to the mountains: it removes most of the things that make learning to ski miserable.
For mixed-ability families, Cervinia has a clever advantage. The link over the border into Zermatt's Matterhorn Ski Paradise means the confident skiers in your group can spend a day on the more challenging Swiss terrain (and have a memorable lunch beneath the other side of the Matterhorn) while the beginners and younger children stay on Cervinia's gentle home runs. Everyone gets the week they want, and you all reconvene for an Italian dinner in the evening.
On accommodation, Cervinia is more apartment-and-chalet than grand-hotel, which suits families well. The chalet and self-catered apartment stock has improved markedly in recent years, with a number of well-finished modern properties offering the space, kitchens and flexibility that families with young children actually need. The catered-chalet format is less dominant here than in the French resorts, but the self-catered options are strong, and the value (genuinely lower prices than the equivalent in France or Switzerland) means a chalet week in Cervinia often costs less than a hotel week elsewhere. What you give up is the polish and the high-end luxury stock of Courchevel, Lech or Zermatt; what you gain is a relaxed, good-value family week with the easiest skiing in this guide.