這個系列的分級讀本非常完整也非常有名，詳細的分級介紹，請參考：Usborne 閱讀計劃組織表 (Usborn Reading Program Framework Chart)。
Prepare to set sail with the craziest crew of pirates on the Seven Seas. Will Charlie get rid of his pesky parrot? Can Molly escape the clutches of the sneaky Captain Spike? And just how will Sam reveal the identity of the Masked Pirate? Come aboard and find out! Pirates is in Series One of Usborne Young Reading books which combine good stories with easy reading text. Developed in consultation with Alison Kelly, Senior Lecturer at the University of Surrey Roehampton, Series One is for readers who have just started reading alone. For readers who are growing in confidence, try the exciting stories in Series Two.