Skllz app for iPhone and iPad
Skllz includes a series of football lessons each demonstrating and challenging you to learn new skills in different levels. Complete a skill, take a video selfie and well award you a rating. Pass all skills at one level and then move up.
A single monthly subscription covers all of the children in your family and each can take part using their own device.
Standard EULA Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/