If you like "A Puppy in a Puddle"...

Thank you again for your Book Match request. I have included a few
beginning mystery titles and series that you might enjoy. Since you liked Puppy in a Puddle by Ben M. Baglio, I would suggest that you might also enjoy some of the other titles in the Animal Ark series. Here are some book titles I hope you enjoy:

Dog at the door by Ben M. Baglio
This book is in our Juvenile paper back collection - the Animal Ark series

Encyclopedia Brown and the case of the two spies / Donald J. Sobol ;
illustrated by Eric Velasquez
America's Sherlock Holmes in sneakers continues his war on crime in ten more cases, the solutions to which are found in the back of the book.

Schoolhouse mystery by Gertrude Chandler Warner
This is one of the Boxcar Children Mysteries

The Secret of the Old Clock by Carolyn Keene
This is a Nancy Drew Mystery

Meg Mackintosh and the mystery at Camp Creepy : a solve-it-yourself
mystery / by Lucinda Landon
While attending summer camp for the first time, Meg tries to solve the mystery of the camp's legendary ghost. The reader is challenged to interpret each clue before Meg finds the solution

Enjoy your reading!