A Snappy Christmas: book, free. Read along in French or English, nice animations. age: 4+
30 Histoires de Noël: book, read along and nice pictures, $2.99
Monsieur Biscuit: lots of short videos answering your child's questions such as "pourquoi les chats ont-ils des moustaches?" "Why do cats have mustaches (whiskers)?"
vacha'Laureat: funny vocabulary game for kids 8+. Free.