When thirteen high-value pieces of art are stolen from a secret museum, Calder, Petra, and Tommy are grouped with two new companions to solve puzzles that are complicated by the clever Mrs. Sharpe.

After a high-profile art heist of three van Gogh drawings in her home town of Seattle, sixteen-year-old Violet Rossi finds herself in Japan with her artist father, searching for the related van Gogh painting.

Secret agent Jack Stalwart travels to France to investigate the disappearance of the Mona Lisa from the Louvre.

An action-packed story about a group of children with a unique ability to jump into paintings and move around in them!

"A few months ago, Alex's world changed...forever. Now, just when it seems life is almost getting back to normal, Alex's grandfather crashes back into the picture with grave news: their friend Harry has fallen into the clutches of a familiar foe, and the old man needs Alex's help to rescue him. This time, the duo's desperate dash across Europe leads from Paris deep into Germany's foreboding Black Forest, as they chase down the mystery Harry had been...

"In this illustrated early chapter book, Lark and Connor are called upon to defend their friend when he is framed in the theft of a fellow student's artwork at an art show."-- It's a good thing young sleuths Lark and Connor Ba are always prepared because mysteries find them wherever they go. Lark and Connor are excited to visit the local art gallery where some of their classmates have been invited to exhibit their paintings. But when their friend...