Wow, I'll have to check some of these out!

Guess Who has been a huge hit for us. If she's into cats, there's a cute bingo game called Kitty Corners - overpriced, but then insanely popular at our house. And what about chess? Both our older girls were enjoying it to some degree by late 4 (with some goofiness, but they loved the grown-up feeling of a game of chess with a wooden board), and the younger one just turned 6 and is a pretty good strategist by now. I learned along with them!