ihocon: Preschool Prep 10-DVD CollectionGroupon 推出 Preschool Prep 10-DVD Collection(價值 $129.95), 只賣 $39.99, 免運費 整組包含: Meet the Blends, Meet the Colors, Meet the Digraphs, Meet the Letter Sounds, Meet the Letters, Meet the Numbers, Meet the Shapes, Meet the Sight Words 1, Meet the Sight Words 2, Meet the Sight Words 3.