棱镜，棱镜，棱镜
棱镜
professional development class

工程与发明

 

点击以下链接下载免费的K-12课堂资源：

Harry Roman talking to the showcase participants
哈里·罗曼在和展览参与者交谈
Activities to bring STEM to life for classrooms and student project teams100多个活动，为教室和学生项目团队带来STEM生活
Classroom Activities: Challenges and Team DesignsSTEM课堂活动大书：125+挑战和团队设计
Super Book of 180+ STEM Classroom Activities to Stimulate Student Thinking and Creativity by Harry Roman180+ STEM课堂活动超级教材，激发学生思维和创造力