Company Andrey Polyak created these great apps:
Animal Book ROOSSA, 3D-Raskraska ROOSSA, EnglishBook ROOSSA, MusicBook ROOSSA, Azbuka ROOSSA, SportBook ROOSSA, PDDBook ROOSSA, DinoBook ROOSSA, BabaJaga ROOSSA, AnimalBook2 ROOSSA, Bukvy3D ROOSSA, 3D-Raskraska ROOSSA 2.0, Azbuka ROOSSA 2.0, Vremena ROOSSA, Kipling ROOSSA, Skazki ROOSSA, Kuvshin ROOSSA, and others..