Analysis showed that a word problem is difficult to solve if: it is of a different type from the problem that preceded it; its solution requires a large number of different operations; its surface structure is complex; it has a large number of words; or it requires a conversion of units. (Authors)

Study was designed to determine whether certain commercial 10-item multiple-choice reading comprehension tests were vulnerable to guessing. It was concluded that more valid comprehension tests could be developed if items were tested for guessability. (Author)

The findings of this study do not support certain longstanding assumptions regarding the importance of delay in writing and extension of experience in increasing syntactic complexity and clarity in children's writing. (Author)

A number of empirical studies are suggested to answer certain questions in connection with flexilevel tests. (MS)

Modifications of administration and item arrangement of a conventional test can force a match between item difficulty levels and the ability level of the examinee. Although different examinees take different sets of items, the scoring method provides comparable scores for all. Furthermore, the test is self-scoring. These advantages are obtained…