山姆大叔少儿英语课程，纯美语系列教材，由六个级别组成。教材从美国国家地理杂志中选取了趣味迷人、引人入胜的内容，均配有高品质的图片及视频，为孩子们了解周围的世界提供了必要的英语语言、技能及知识。

•  国家地理杂志选取的教学内容，使英语学习更有乐趣
•  国家地理杂志视频，鼓舞和激发孩子们的学习热情
•  分级读物，鼓励孩子们在阅读中寻找乐趣，并将“讲故事”带入课堂
•  为学生及教师提供免费的在线活动及支持平台
•  职业发展项目，帮助教师们更有效地使用教材
•  互动白板教学课件，易于使用，补充和增加了学生用书容量

Unclesam English for primary school students is a six-level series in American English that uses fun and fascinating National Geographic content, with stunning images and video, to give young learners the essential English language, skills, and knowledge they need to understand their world.

•  National Geographic content makes learning English fun
•  National Geographic video inspires and motivates young learners
•  Leveled readers encourage reading for fun, and bring storytelling into your classroom
•  Free online activities and support are available for teachers and learners.
•  The Professional Development program helps teachers get the most out of the teaching material.
•  Easy-to-use technology reinforces and enhances the content of the Student Book.