The wave of blended and online education is hitting K-12 education and triggering a revolution in K-12 education system in an unprecedented way. Keeping informed of present status and development trend of the global K-12 blended and online education is of vital practical significance to the current system revolution in China's K-12 education. The interview takes the present and the future of K-12 blended and online learning as a thread, and explores key issues in depth such as the development and openness model of e-resources, the market mechanism, the achievement-based funding model, the teacher training, and etc. In America, as well as many countries in the world, the role that market plays in K-12 education in satisfying learners' needs and providing quality service by promoting competition should be highly valued;achievement-based funding model is a beneficial practice that government could adopt in K-12 blended and online learning;most students prefer blended learning to full online learning, while full online learning is more likely to be adopted by the students who have special needs;the balance of educational resources, policy and funding support, teacher training as well as the leadership in ICT integrated into classroom are identified as the crucial issues that will affect the sustaining development of K-12 online and blended learning.%混合与在线教育的浪潮正以前所未有的方式引发K-12教育系统的变革，认识国际K-12混合与在线教育的推进现状并把握其未来发展趋势，对于我国基础教育教学改革具有重要现实意义。美国K-12在线教育国际联盟副主席艾雷森·鲍威尔博士围绕K-12混合与在线教育的现状和未来发展趋势，重点探讨了数字化教育资源的开发和共享模式、市场机制、资助模式、教师发展培训等普遍性和根本性问题。在美国及全球多个国家，K-12混合与在线教育在教育市场中利用竞争优势满足了受教育者的需求，提高了教育服务的活力和质量；基于绩效表现评估的资助模式是国际K-12混合与在线教育的一个有益尝试；混合教育更容易被大多数学生所采纳，而全日制在线教育则更受有特殊需求的学习者青睐；教育资源的均衡分配、政策和资金的支持、教师培训以及教育信息化领导力等问题是影响K-12混合与在线教育持续发展的关键性问题。
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