Author Info
Name
Affiliation
Papers
STEPHEN CRAWFORD
The Pennsylvania State University, University Park, PA
3
Collaborators
Citations 
PageRank 
7
4
1.36
Referers 
Referees 
References 
21
11
3
Title
Citations
PageRank
Year
Publishing geographic and statistical online learning activities for middle school children00.342004
MapStats for Kids: developing and assessing web-based tools to foster geographic and statistical literacy in children10.352003
Assessing the usefulness and usability of online learning activities: MapStats for kids30.672003