Enid Blyton The Secret Seven set 3 book (Book 13,book 14,book 15)
 
Set included
Shock for the secret seven (Book 13)
Look Out, Secret Seven (Book 14)
Fun for the Secret Seven (Book 15)
 
Shock for the secret seven (Book 13)
A classic adventure story with timeless appeal - reissued to celebrate Blyton's centenary! Dogs are disappearing in the village where the Secret Seven live! But the Seven are too busy quarrelling to investigate. Then poor Scamper disappears ...
Look Out, Secret Seven 
In book fourteen, Scamper the spaniel discovers an unwanted visitor, then he protects the Secret Seven as they spy on a thief late at night in Bramley Woods! 
What on earth would the Secret Seven do without their dog? 
Fun for the Secret Seven
In book fifteen, the Seven are determined to help out. They are very fond of Tolly and his sick horse, Brownie and need to find them somewhere to hide out - somewhere that dangerous horse thieves will never think to look. But where?