Usborne Publishing Ltd

Suzy can't wait to return to the Union of Impossible Places on the Impossible Postal Express. But when she arrives, she overhears a dastardly plan to destroy Trollville from a shadowy and unexpected villain. Suzy and her friends must race from magical cloud-worlds to secret caverns to catch the culprit, before Trollville comes crashing down...

Leni loves birds. So when two scientists arrive on her island home to try to de-extinct the dodo, she jumps at the chance to help. But Benny Shoober, the Sugar King, hates birds and loves growing sugar. Hes determined that the dodo will be a no-show...