Nevins, Dan.
Brain puzzlers / [electronic resource]
by Dan Nevins.
- [Mahwah, N.J.] : Watermill Press, c1994.
- 48 p. : ill. ; 20 cm.
0816731934 (pbk.) 9780816731930 (pbk.)
Problem solving--Problems, exercises, etc.
Thought and thinking--Problems, exercises, etc.
510.7