School's out for the holidays, and George is very excited to get home and start gaming! Mum isn't too impressed with his new way of life, but he'll get up tomorrow, right?

Lily and her father arrive in North Carolina and begin meeting the team and exploring the archaeological site. The place doesn't seem all that mysterious at first, until Lily hears about the hoax...

Alex loves the island of Poros and snorkelling around the coast with her cousin Christos. His secret, underwater cave is beautiful and exciting. But what ancient mysteries lurk inside?

Alice and William are starving. When they smell the delicious bread at the market, they are tempted to take some, especially as one loaf has fallen in the mud. But no one steals from the baker...

The detectives have yet to identify Mr X or work out the terrorist's next move, and time is running short. Can they solve the mysteries before Steffi and Matt run out of story?

Miss Lacey has appeared – or so she says. Our detectives believe her to be an imposter, but how can they prove it? Danger and mystery lurk in unexpected quarters on board the luxury cruise ship...

It's the final fight between Winter and the Shadow Lord, and the security of both realms is at stake. The Shadow Lord has an unexpected advantage, but Winter has some surprises of her own...

The Shadow Lord is keeping a watchful eye on Winter as she edges closer to his fortress. He has thwarted many heroes before, but something about this girl makes him uneasy...

Prince Dev and Rocky will need to work together if they are to defeat Mr Gold and get the maharajah's diamond back safely to the palace. And they might need a little help from a big friend!

Prince Dev may have found Rocky's house, but he is yet to get his father's diamond back. And Mr Gold has not given up on the diamond either...