Susan Wylde and the Circus of Magic by S.G. Eastment

Can Susan Wylde survive the magical creatures of the Circus of Magic?

Having defeated the Ghosts of Halloween, Susan Wylde is back at Wonderworks School of Magic for the Easter term to learn more magic. Susan soon learns they are going to Prague to visit the world-famous Circus of Magic, but not all is as it seems at the Circus, people are disappearing, monsters are attacking, and someone sinister at the Circus is promising a show that no one will ever forget.