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| Berla, Edward P. | 4 |
| Butterfield, Lawrence H., Jr. | 3 |
| Murr, Marvin J. | 1 |
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Peer reviewedBerla, Edward P.; Butterfield, Lawrence H., Jr. – Journal of Special Education, 1977
Two experiments with a total of 92 elementary grade blind students were conducted to determine the effects of training blind students in shape recognition accuracy and speed and accuracy of locating shapes on a tactile map by using a distinctive features analysis strategy and line tracing. (Author/DB)
Descriptors: Blindness, Braille, Elementary Education, Instructional Materials
Peer reviewedBerla, Edward P.; Butterfield, Lawrence H., Jr. – Journal of Visual Impairment and Blindness, 1977
Two experimental tactile political map designs were evaluated with 72 blind braille reading students (grades 4-12). (Author/CL)
Descriptors: Blindness, Elementary Secondary Education, Exceptional Child Research, Maps
Peer reviewedBerla, Edward P.; Murr, Marvin J. – Journal of Special Education, 1975
Seventy-two blind braille students in grades 4 through 12 were given map reading tasks on tactile pseudomaps which either contained texture (noisy map) or didn't (noise-free map). (DB)
Descriptors: Blindness, Elementary Secondary Education, Exceptional Child Research, Maps
Berla, Edward P.; Butterfield, Lawrence H., Jr. – Education of the Visually Handicapped, 1975
Descriptors: Blindness, Elementary Secondary Education, Exceptional Child Education, Instructional Materials
