Great for Orange Bird Feeder: 1 orange; 4 pieces of string cut into lengths; bird seed ~ With a sharp knife, cut the orange in half and scoop out the flesh. Pierce 4 small holes on opposite sides, about from the top edge of each half .
Saw these style boards on Oriental Trading for use as geometry boards. Wondered a diy hack. Use glue on bottom circle of thumbtack to secure it from being plucked out by little fingers. Sowdering About in Seattle: Toddler Busy Boxes