Free printable pdf files (look esp. at alphabetical order, time vocab cards, nomenclature cards, measurement vocab cards and geometry word cards for Reading), and patterning cards would be good for infant stimulation cards.
Cultural methods would be good for encyclopaedic Knowledge (zoology, botany, history etc).
I liked the consonant blend game on the first site under Language Materials. I think this game would be well suited to drawing on our driveway with colored chalk, and we could work some large muscle group action into it as well.