"Click on the clock"
Subtitle: formative research in the development of mathematics software for young children
By: Cynthia A. Char
Series: Reports and papers in progress / Center for Learning, Teaching & Technology -- report no. 90-1; Reports and papers in progress (Education Development Center. Center for Learning, Teaching, and Technology) -- no. 90-1
Publisher: Center for Learning, Teaching, and Technology
Published: 1990
Place of publication: Newton, MA
Language: eng
Subjects: Mathematics; Computer-assisted instruction; Research; Study and teaching (Primary)
Notes: Includes bibliographical references (p. 7).