The following discussions and workshops were presented at a conference on assessing higher order thinking skills organized by the Northwest Regional Educational Laboratory: (1) "Assessing Higher Order Thinking Skills--Issues and Practices" by S. Rankin; (2) "Writing Multiple-Choice Critical Thinking Items (part 1)" by S. P. Norris; (3) "Writing Multiple-Choice Critical Thinking Items (part 2)" by S. P. Norris; (4) "In-classroom, Informal Assessment of Students' Thinking Skills" by K. Bumgarner; (5) "Sow's Ears into Silk Purses--How To Take Unlikely Looking Textbook Material and Make It Testable for Critical Thinking" by C. Missimer; (6) "How To Select a Test of Higher Order Thinking Skills" by J. A. Arter; (7) "Diagnosing Thinking Deficiencies in the Classroom" by S. Wasserman; (8) "Assessing Creativity" by A. Halstead; (9) "Assessing Higher Order Thinking Skills in Hawaii" by J. A. Arter and L. Paule; (10) "Test Publisher's Panel" by C. Ross, G. H. Roid, M. Hill, and K. Bumgarner;(11) "Higher Order Thinking Skills and Item Banking" by R. Naccarato and R. K. Miller; (12) "Alternative Formats for Assessing Higher Order Thinking Skills" by E. S. Quellmalz; (13) "Classroom Assessment of Higher Order Thinking Skills" by R. Stiggins and E. S. Quellmalz; and (14) "Assessment Strategies to High Order Thinking Skills" by C. Ross." Appendices include the conference schedule and addresses of the presenters and conference participants. (SLD)