How teachers can diagnose difficulties with computation is discussed, with emphasis on how to develop diagnostic tests. How to use such tests to plan remediation is considered in terms of several types of errors. (MN)

This pamphlet contains five reports on different aspects of the Oakleaf Small Computer Project. The major objective of the project was to individualize elementary mathematics instruction by using a fully-integrated system of computer-assisted instruction, evaluation, and class management. The curriculum used was based on IPI Mathematics. The…