Love this idea - re pinned would also be good for fine motor. Counting Activity Using a Geoboard from An Everyday Story Number and Letter Sequencing
Elmer’s First Counting Book by David McKee is a fabulous book to introduce counting to young children and toddlers.
Heart Christmas Tree Card using a heart punch.
Look no further than your child's toy train collection for a hands-on manipulative to use to learn simple math skills like counting, correspondence, and addition/ subtraction.