Can you find the clues and crack the secret code in this mystery puzzle book for kids? When a mysterious message arrives from the future, your time-travelling quest begins! Turn back time and explore the past with your handy new time machine. Meet ancient creatures and explore lost worlds in this fu...

Can you find the clues and crack the secret code in this mystery puzzle book for kids? When a mysterious message arrives from the future, your time-travelling quest begins! Turn back time and explore the past with your handy new time machine. Meet ancient creatures and explore lost worlds in this fun-packed book of puzzles.