DIY zipper board for kids - Laughing Kids Learn na Stylowi.
A box with holes and pipe cleaners - fine motor skills activities for toddlers and preschoolers
Little to no cost, easy to put together and totally fun! DIY Montessori Fine Motor Activity Be careful of choking hazards
Weaving with pipe cleaners and a cooling rack. J, who likes to tie things together, would probably enjoy this using string/yarn instead of pipe cleaners.