题盒微课-免费下载海量北京市区级优秀微课资源及配套资料

Register
Login
Media

三年级科学(教科版)-空气有质量吗

视频地址：https://video.cache.bdschool.cn/vd/c51485d71b5753c37d5398163b712e0b.mp4
附件： 1010三年级【科学(教科版)】空气有质量吗-1教学设计.docx
附件： 1010三年级【科学(教科版)】空气有质量吗-3学习任务单.docx
附件： 1010三年级【科学(教科版)】空气有质量吗-4练习题.docx
附件： 1010三年级【科学(教科版)】空气有质量吗-2PPT课件.pptx

31 views Jul 15, 2021

三年级科学(湘科版)-土壤的种类三年级科学(湘科版)-土壤的保护

vanstone

Super Administrator

804,980 Points富豪

40238Posts2Following1Followers

Comments

Your Comment

Your name to display (optional)

Email me at this address if my Comment is voted or replied on:

Privacy: Your email address will only be used for sending these notifications.

Anti-spam verification:

Please complete the anti-spam verification

To avoid this verification in future, please log in or register.