Each publication in the Eisenhower National Clearinghouse (ENC) Focus series presents a small selection of the Clearinghouse collection focused on a topic of particular interest to mathematics and science teachers. In addition to meeting general requirements for inclusion in the ENC collection, curriculum materials in the Focus series are:…

Data collection and recordkeeping are the topics discussed in this instructional aid. Examples are given of creative ways of recordkeeping developed by children. Justification for the process is presented, such as the kinds of skills that can be developed by keeping science records. The evaluation of childrens' work is discussed and suggestions…