There is a presentation including some reading on prepositions of place "in", "on", "under" and several animated tasks to practice thier use. Also, you can find useful information to teach vowel sounds for letters a, e, i, o, u, y. 

preposition-in-on-under-and-long-short-vowels-pronunciation-exercises-phonics-warmers-coolers_129029.pptx

Preposition in on under and long short vowels 

preposition-in-on-under-and-long-short-vowels

Let's do English ESL general reading comprehension. There is a presentation including some reading on prepositions of place "in", "on", "under" and several anim…