![](/img/cover-not-exists.png)
A Collaborative Model for Helping Middle Grade Science Teachers Learn Project-Based Instruction
Krajcik, Joseph S., Blumenfeld, Phyllis C., Marx, Ronald W., Soloway, ElliotVolume:
94
Language:
english
Journal:
The Elementary School Journal
DOI:
10.1086/461779
Date:
May, 1994
File:
PDF, 308 KB
english, 1994