DIY busy board full of switches, latches, and doo-dads for babies and toddlers to manipulate. This is great for fine motor skills. It is also a hazard for giving escapee toddlers the skills they need to get out unsupervised.
DIY IKEA Hacks for Kids' Rooms: GRUNDTAL magnetic knife rack repurposed as a wall storage for toy cars.Ikea magnetic knife rack for car storage. Keeps the favorites handy and off the floor (saving my bare feet in the dark).