TinyTap is the best way to create personalised games for kids on the iPad. TinyTap allows parents and their kids to turn the moments they share together into personal games. Free on the App Store.
M. Schedl, und C. Bauer. 1st International Workshop on Children and Recommender Systems, in conjunction with 11th ACM Conference on Recommender Systems (RecSys 2017), New York, NY, USA, ACM, (August 2017)https://arxiv.org/abs/1912.11564.