FOCUS ISSUE: EMPOWERING STUDENTS THROUGH CONNECTIONS || Exploring Mathematics with Square One TV, Grades 3-8. ea. package contains 8 Explorer's Challenge cards, 23-pp. teacher's guide, plus 2 VHS videocassettes: The Problem of the Missing Monkey (3A, 30 min.; 3B, 60 min.), Mathman: Quadrilaterals (4A, 30 min.; 4B, 60 min.), Person on the Street (5A, 30 min.; 5B, 60 min.), Person on the Street (6A, 30 min.; 6B, 60 min.), The Case of the Willing Parrot (7A, 30 min.; 7B, 60 min.), Triple Play (8A, 30 min.; 8B, 60 min.)