TOADally Tots: DIY Name Recognition Puzzle -- This idea could also be used for pictures of all kinds of things, with the word spelled out below. The mom in this blog post used magnetic paper-- these could also be made with cardboard or heavy cardstock.
There is no printable but seems easy enough to make: number sense - might be a great center activity for 1st grade math! Should always have one math center deal with basic facts. This one might need to be parent/para/teacher led until the students get used to how to do it.