BOLT, Brian.
Mathematical activities : A Resource Book for Teachers - Cambridge [Cambridgeshire] ; New York : Cambridge University Press, 1982. - xii , 207 p . : ill . ; 24 cm
0521285186 (pbk.)
Mathematics
Mathematics--Study and teaching
Teaching--Aids and devices
Mathematical recreations
510
Mathematical activities : A Resource Book for Teachers - Cambridge [Cambridgeshire] ; New York : Cambridge University Press, 1982. - xii , 207 p . : ill . ; 24 cm
0521285186 (pbk.)
Mathematics
Mathematics--Study and teaching
Teaching--Aids and devices
Mathematical recreations
510