Going to swap a few games since I finally completed three games in a series, so
Move Pic-a-Pix Classic to 50. First game in a series
Move Pic-a-Pix Pieces to 51. Second game in a series52. Third game in a series
Pic-a-Pix Color 2
that frees up 5 and 7, which I'll use for another game7. Beat a game in a series you've already played some of
Still at 26/50, but the most time consuming challenge is over.