A nice touch is the illustrated half-title page with a hidden clue.
The Mirror of Simple Souls by Marguerite Porete in Plain English
This manual is illustrated with exploded views of the machinery.
This activity book includes logic puzzles that make you think outside the box.
What stands out about this activity book is the lack of repetitive tasks.
You will find that the illustrated scene breaks are like mini paintings.
You will find that this activity book has enough content for weeks of fun.