The Secret Seven are desperate to help Tolly and his sick horse, Brownie. But how can they protect Brownie from thieves?

What would The Secret Seven do without Scamper the spaniel? First he discovered an unwanted visitor then he protected The Secret Seven as they spy on a thief late at night in Bramley woods.

Dogs are disappering in the village where the Secret Seven live! But they are too busy quarreling to investigate! Then poor Scamper disappears...

The Secret Seven have a fantastic new hiding place but someone else is using it at night and it's Jack's little sister Susie who helps them catch the intruder.

A girl runs away from home and it's up to Secret Seven to find her ! Jack's litter sister Susie is up to her usual tricks but she can't put Secret Seven off the trail of clues.

Susie, - Jack's little sister is very annoying and the Secret Seven are furious when she forms a rival club. But is Susie wicked enough to have stolen some money?

Jack's new telescope promised hours of fun until Susie claimed her half share. But old feuds were forgotten once Janet glimpsed strange happening at Toring Castle. Who was lurking in ruined tower and why were the residents of Jackdaws disturbed?

The Secret Seven see a house burn down, then they witness the theft of a valuable violin! Are the two incidents connected?

Who Has stole Lady Lucy's necklace at mitton Manor? The Secret Seven decide to find out

A visitor to their tree house put the Secret Seven on the trail of some thieves, but first they have to unravel some strange clues.