The purpose of this booklet is to discuss how the curriculum is changing and what assessment methods are needed to monitor and measure the performance of students in the restructured science curriculum. Sections in this booklet include: (1) The need for alternate assessment, (2) Performance assessment, (3) Observation and questioning, (4) Presentations and discussions, (5) Projects and investigations, (6) Portfolios and journals, and (7) Other types of alternative assessment. (PR)