Two mice form strange friendships with an abandoned kitten and a frog.

Rip Squeak the mouse, his sister Jesse, Abbey the kitten, and Euripedes the frog set out on an adventure after they find a mysterious map marked with a large black "X."

Rip Squeak and his friends set off on a maiden voyage aboard their sailing ship and soon find themselves adrift in a mysterious fog. This is the third book in the Rip Squeak series.

Rip Squeak returns in a rollicking new adventure as a trip to an old bookshop sends Rip and his friends off on a journey through imagination and history. Fourth book in the Rip Squeak series.