Classic Etch-a-Sketch is a favorite for all ages (including parents who want to reminicse)
Travel Doodle Pro (3+): Doodle screen with attached stylus. You just swipe the level to clear the screen.
Scribble 'n Play (4+): Doodle on the screen and touch a button to clear the screen.
Lots of Boogie Board choices! All are cleared with a touch of a button. Comes with batteries that have a 7 year life span.
Boogie Board Mini (4+)
Boogie Board Jot
Boogie Board flash cards: comes with math fact cards, letter tracing cards and drawing tracing cards. You just slide the cards into the back of the screen and trace away.
Magic Sketch (4+): Comes with texture drawing tools, a game plate, learning plates and drawing plates. It also comes with a screen cover. Just like the flashcards, you just slide the plates in the back and scribble away.