Thinking is child's play.
Sharp, Evelyn.
Thinking is child's play. Foreword by Patrick Suppes. - [1st ed.] - New York, Dutton, 1969. - 157 p. illus. 22 cm.
Bibliography: p. 153-154.
Games.
Creative thinking.
LB1137 / .S46
372.21
Thinking is child's play. Foreword by Patrick Suppes. - [1st ed.] - New York, Dutton, 1969. - 157 p. illus. 22 cm.
Bibliography: p. 153-154.
Games.
Creative thinking.
LB1137 / .S46
372.21