Contents

• The learning quality and design of open education:The OpenEd Framework
• Blockchain-based digital badging for online learning
• Flipped classroom supported by online learning space and scaffolding theory:  Deep learning design and practice 
• Peer assessment and learning motivation in a mobile learning environment
• Learning analytics development trends in a multimodal data environment 
• Teachers problem-solving behaviors in blended continuing professional education 
• Social network analysis of collaborative knowledge construction in teacher workshops 
• The adaptive efficiency of lifelong vocational skill training system in the Internet age 
• Abstract