DIY Montessori Fine Motor Activities from Racheous. Also has a lot of great toddler ideas, just no great way to search for things so your only option is scrolling through each page. If ever need inspiration and have a lot of time, good place to look.
Kids love to play fishing games. Here's a twist that combines the fine motor practice inherent in fishing with letter recognition. This game recycles bottles caps and uses an improvised fishing pole. So simple and fun!
This DIY Bolt Board not only teaches children the practical life skill of using a screw driver, hex screw driver and wrench, but it's also a super fun way to teach hand eye coordination while working on fine motor skills!