Learning how to use prepositions of time in on at. This grammar lesson also shows examples of how to use them in a sentence. This site has also many more resources on grammar.
Tricky Prepositions - Writers Write by Hasenfeffer
Prepositions of place - English grammar
DO vs MAKE: appropriate pairings in Spoken American English. Use for ESL students, Deaf, Interpreters etc
I love to use images to teach prepositions. I think it's a good way of helping our students understand and remember the prepositions of plac.
Printable prepositions poster for help with learning the English language.