code and cipher stories

"Robert 'Smiles' Smylie and his friend Ben become embroiled in a high-stakes negotiation with a pair of suspicious Feds when Ben cracks a code with the power to unlock all the Internet's secrets"--Provided by publisher.

Skilled code-cracker and detective Ruby Redfort has an adventure at sea in which she must crack the case of the Twinford pirates while avoiding a vile sea monster and the evil Count von Viscount.

Amy and Dan Cahill are in the lead to find thirty-nine clues that safeguard a great power, and are in possession of a coded sheet of Mozart's music that will help them find the next clue while their relatives follow in close pursuit. Does not include game cards.

Siblings Amy and Dan Cahill continue their global search for the clues that will unlock the Cahill family's secret power while also working to evade Irina Spasky.