Math magic the human calculator shows how to master everyday math problems in seconds
Flansburg, Scott.
Math magic the human calculator shows how to master everyday math problems in seconds Scott Flansburg with Victoria Hay. - New York, NY HarperPerennial c1994. - 350 p. ill. 21 cm.
0060976195
Mathematics--Study and teaching (Elementary)
Math magic the human calculator shows how to master everyday math problems in seconds Scott Flansburg with Victoria Hay. - New York, NY HarperPerennial c1994. - 350 p. ill. 21 cm.
0060976195
Mathematics--Study and teaching (Elementary)