Zac Harrison

It's nearly time for the annual Space Spectacular show, and John and his friends are preparing a battle demonstration for the students’ parents....

John learns that museums in outer space are anything but boring when his class travels to the museum planet of Archivus Major....

John’s class is being examined by the mysterious Scholars of Kerallin....

It's competition time at Hyperspace High as the students build robots to compete in the annual Robot Warriors contest....

It’s the end of term, and the students are in the grip of revision fever…until a real fever takes over....

When John Riley gets on the wrong coach, he ends up at an elite academy on an enormous spaceship, where his classmates are aliens, the food is disgusting, and the penalty for failing exams is harsh....