Bücher von Omri Stephenson

Heath and Robin have invented some brilliantcontraptions for their summer holiday.But this summer, the beach is simplycovered in plastic bottles!How can our hero inventors help clean theoceans - and make something wonderful from thethings people throw away?

Heath and Robin have created something that not even their Mum knows about - a time machine!The trouble is, having visited the distant past,they accidentally bring an uninvited guest back to their own time - and it's not even house trained.Will Heath and Robin keep time travelling, or create an invention that everyone can enjoy?

All of Heath and Robins' inventions are well...well intentioned, but they don't really work.Not properly anyway.So, when they give their mother a birthday presentto help with the housework, they realise that it'sone invention too many!