In France, a tool is now proposed to help teaching comprehension in preschools. It is called narramus.

Here is the link to know more about it :

http://centre-alain-savary.ens-lyon.fr/CAS/education-prioritaire/ressources/theme-1-perspectives-pedagogiques-et-educatives/lire-ecrire-parler-pour-apprendre-dans-toutes-les-disciplines/narramus