Dataset Groups Activity Stream Using Transparencies and Overlays to teach the Earth. Practical Approach to the teaching of Earth and Sky, Rocks and Soil. STAN Annual Workshop Proceedings, FCE, Abeokuta Conference Data and Resources PDFPDF Explore More information Download Earth Overlays Transparencies teach Additional Info Field Value Author Ekpo, C. M. and Etim, P. J. Maintainer STAN Annual Workshop Version 1997 Last Updated January 16, 2024, 12:22 (UTC) Created January 16, 2024, 12:21 (UTC) Pages 9 – 23