Read by the Author2 hours, 9 mins.2 cassettesJack and Annie return to audio with four more eye-opening adventures.In this collection Jack and Annie learn the secrets of the Ninjas, explore the rainforests of the Amazon, go back to the Ice Age, and travel forward in time to visit a moon base.Volume 2 includes:Night of the NinjasAfternoon on the AmazonSunset of the SabertoothMidnight on the Moon