From Bulbapedia, the community-driven Pokémon encyclopedia.
Pokémon Activity Book is an activity book which contains various kinds of Pokémon puzzle games based on Generation I Pokémon. It is suitable for children from 9 to 12 years old. It was published by Troll Communications on August 10, 1999 and is 44 pages in length.
This activity book contains different types of games including math puzzles, word puzzles and a wide collection of games for children. Some basic information about Generation I Pokémon is also provided in this book.