CLASS Observers use score sheets specifically for the CLASS Environment™. Each booklet contains 8 observation sheets, and conveniently available in packs of 5 booklets, providing a total of 40 sheets.<br /> <br /> CLASS Environment™ is designed to complement CLASS® observations and is not intended for independent assessment. A single CLASS Environment score sheet should be used. Individual score sheets can be detached and insert into the CLASS Observation Score Sheets booklet.