Does he have a toolkit that's in working order? Does he collect honey?
Perhaps something along the DIY/building theme. There are some good books like this that could be useful
A really great "all around" book is by Charlie Wing called The Visual Handbook of Building and Remodeling
I really like The Visual Handbook of Building and Remodeling by Charlie Wing. It's geared a little more towards building but gives you a good idea of every building system.