An inspirational tradition: on your birthday, perform a random act of kindness for every year you've lived. This post is full of sweet and meaningful gestures. Including children would be a great lesson in giving and kindness.
Use zippered pencil pouches to organize puzzles instead of storing the bulky boxes. Cut off the image from the front of the box and store it in the bag, too. (This blog post has several great ideas for organizing kids toys.)