Paul Shipton 
Invisible (Oxford Read and Imagine Level 6) 

I’m the greatest criminal in this city. I’ve never been caught by the police, and I never will be caught, ‘ said Cooger. But what was this clever — and dangerous — man planning? And could Ben and Rosie stop him from stealing Grandpa’s inventions — and a lot more, too? Read and Imagine provides great stories to read and enjoy, with language support, activities, and projects. Follow Rosie, Ben, and Grandpa on their exciting adventures . . .