You will find that this activity book works great for road trips or rainy days.
Tetsuya Miyamoto The Times KenKen Book 3 (Paperback) (UK IMPORT)
You will notice the illustrated running heads change with topics.
What stands out about this history book is the illustrated battle maps.
What stands out about this activity book is the lack of fluff—just solid fun.
You will find that this activity book has a good balance of easy and hard puzzles.