This classic series will excite students' imaginations while enriching skills in logical thinking. Orbiting With Logic problems are easy to incorporate into les

This classic book will excite students' imaginations while enriching skills in logical thinking. Logic Countdown problems are easy to incorporate into lesson pl

This safari will send students on an expedition that will result in hours of good thinking and unbridled enthusiasm. As enthusiasm soars, so do the levels of th

This classic series will excite students' imaginations while enriching skills in logical thinking. Orbiting With Logic problems are easy to incorporate into les

A “mesmerizing, poetic exploration of family, friendship, love and loss” by the author of Aristotle and Dante Discover the Secrets of the Universe (The New