If you are 30 or older, you will think this is

What about rotary phones and pong. Playing guns with a piece of wood that had a clothes pin nailed to it, so it could shoot rubber bands. Making go-carts with your dads lawn mower wheels (boy did I get it for that one). Building forts using rusty nails and 'found' wood in the woods out behind the school.
Actually spending more time playing outside than in.