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The Mystery of the Dancing Horses - Book One

Ten-year-old Lilly Cook is frantic!

Her parents, the world-famous veterinarians, have been called to Austria to help the dancing white horses, the Lipizzaner. These royal animals are acting strangely, and nobody knows why. Lilly and her eight-year-old twin siblings, Celia and Fynn, will have to work together with new friends and follow the clues to crack this mysterious case before it’s too late. Will the famous horses ever dance again?

Set in Vienna, the city of music, with beautiful horses in need and a touch of magic… this mystery will have you turning these pages until the very last chapter.

 
 
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The Case of the Lost Llamas - Book Two

Eight-year-old Fynn Cook is in a pickle!

His parents, the world-famous veterinarians, need help solving another difficult case. The family travels to the ancient ruins of Machu Picchu in Peru, where the famous llamas have gone missing. Visitors and local people are doing everything to find these sweet, furry animals. Can Fynn and his sisters discover the missing clues and save the llamas?

In their second adventure, the Cook kids must face even more challenges and difficult decisions. Old stories of the lost Inca Empire and new four-legged friends will come to their rescue. Are you ready to crack this mysterious case with them?

 
 
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The Riddle of the Wild Dogs - Book Three

New York City is in trouble!

Something strange is happening in Central Park, the green sanctuary in the heart of Manhattan. Dogs splash in fountains, ride skateboards, and act naughty all throughout the park. Their owners, their dog walkers, and even the park patrol can’t stop the wild behavior. Is something in the park making the pups crazy? Ten-year-old Lilly Cook and her twin siblings, Fynn and Celia, remember the case that turned their parents into world famous veterinarians—with a little help from their kids, of course!

Discover how the Cook kids learn to think like animals and work with new friends to protect our environment, one destination at a time. Will they find the solution before all dogs are banned from Central Park forever?

 
 
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The Dilemma of the Lazy Lions - Book Four

Eight-year-old Celia Cook can’t believe her luck!

Two clumsy lion cubs need the help of her parents, the world-famous veterinarians. The family travels to the majestic Tsavo National Park in Kenya to solve a puzzling case. Together with local rangers and mischievous twin boys, they discover magic buried deep in the savanna and uncover the new problems the lions face. 

In their latest adventure, the Cook kids experience the wild beauty of African animals and make unlikely friends. Can they piece together the missing clues to save the lions from disappearing?

 
 

The Secret of the Missing Turtles - Book Five

Eight-year-old Fynn Cook is ready to catch the wave!

A mysterious case takes his veterinarian parents to the famous surfing beaches of Costa Rica. Hatchlings are going missing from a turtle sanctuary, and nobody can figure out why. Together with a spunky new friend and her brave animals, Fynn and his sisters race against time to save the last baby turtles.

In their newest adventure, the Cook kids have to stumble through the dark to follow the clues. Will Fynn be able to solve the problem in time for his first surfing competition?

 
 

The Call of the Wandering Wolves - Book Six

Ten-year-old Lilly Cook will protect the wolves!

A call for help brings Lilly’s parents, the world-famous veterinarians, to Yellowstone National Park. People are taking selfies with a pack of gray wolves, getting dangerously close to the wild animals. Even worse, the wolves don’t seem to care!

Can a cheeky squirrel and a new friend point Lilly and her twin siblings in the right direction to figure out this strange behavior? Follow along on their most exciting adventure, as they race through the woods and mountains of North America’s first national park to save the wolves.