Here is a memory game (Pelmanism) for the past simple that I made using the Matching Game at flippity.net.: docs, pub, link.

This is roughly the same idea as the Irregular Simple Past Tense Memory Game that I posted 9 years ago.  But it's on a computer instead of cutting up paper, and the vocabulary is based off of the first 25 words on this presentation here. In my class, I used this to supplement Unit 4 Grammar p.70  of Impact 2.