1. Editor's note

   EditorialNotes Pages: 5 - 5

2. Humor me: A call for research

   • James L. Teslow

   Research Pages: 6 - 28

3. A model for understanding formative evaluation in instructional design

   • Cynthia Weston
   • Lynn McAlpine
   • Tino Bordonaro

   Research Pages: 29 - 48

4. Preschool children's comprehension of aSesame Street video tape: The effects of repeated viewing and previewing instructions

   • Marie A. Sell
   • Glen E. Ray
   • LaNeel Lovelace

   Research Pages: 49 - 60

5. Effects of cooperative learning on performance, attitude, and group behaviors in a technical team environment

   • Jamie C. Cavalier
   • James D. Klein
   • Frank J. Cavalier

   Development Pages: 61 - 72

6. Book review

   • Steven D. Tripp
   • Randall G. Nichols
   • Barbara Seels

   BookReview Pages: 73 - 80

7. Creating educational software and transforming the curriculum: Projects that are changing the face of the Russian school

   • Alexander Iur'evich Uvarov
   • Stephen T. Kerr

   International Review Pages: 81 - 86

8. Research abstracts

   Abstract Pages: 87 - 95