here you can find a brief presentation about prepositions. it is just a good start for me:)

"preposition" presentation by powtoon

this is a game for your 2 years old children to learn shapes.

https://www.youtube.com/watch?v=JwYTyBbRGTU&feature=youtu.be

here, there is a short story for your 2 years old children before sleep times. enjoy it..

 http://www.buzzsprout.com/160346