Our Classes Free /month Younger Infants 6 weeks to crawling. Free /month Older infants Crawling to walking. Free /month Toddlers 12-24 months Free /month Two Year Old Includes potty training Free /month Preschool 3 to 4 years old – Must be potty trained Free /month Pre-Kindergarten 4 to 5 years old Free /month After School 6 to 12 years old. After school pickup from select local elementary schools included.