This study examined the long-term growth of reading skills following 1 year of supplemental 1st-grade code-oriented intervention provided by paraeducators. A group of 79 1st graders with reading skills averaging in the lowest quartile received explicit alphabetic and decoding instruction and were assessed postintervention and at 1-year intervals…

Third graders with low compositional fluency were randomly assigned to four time-equated treatments in an instructional experiment: spelling, composing, combined spelling plus composing, and treated control. All treatments increased compositional fluency. Results are related to the simple view of writing that integrates diverse theoretical…

The interaction of mental ability and of two different instructional methods was investigated for a second grade linear metric curriculum unit. Mental ability was positively correlated with achievement under the guided discovery method, but essentially uncorrelated for the self paced mastery learning method. (Author/JKS)