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| Adey, Philip | 1 |
| Adey, Philip S. | 1 |
| Adey, Phillip | 1 |
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Download full textAdey, Phillip; Shayer, Michael – 1988
In an attempt to accelerate the development of formal operations in average young adolescents, up to 30 intervention lessons relating to all formal schemata were given by science teachers, over a period of 2 years, to classes in eight British schools. Boys starting the program aged 12 years-plus showed a pre-test, post-test effect size on…
Descriptors: Adolescents, Age Differences, Cognitive Processes, Developmental Stages
Peer reviewedShayer, Michael; Adey, Philip S. – Journal of Research in Science Teaching, 1993
Three years after end of 2-year intervention program intended to promote formal operational thinking, achievement of students initially age 11 was tested by their results on British National examinations, taken at age 16 (experimental group n=88, control group n=103). In comparison with control classes, the effect size for science was 0.67,…
Descriptors: Academic Achievement, Developmental Stages, Educational Research, Effect Size
Peer reviewedAdey, Philip; Shayer, Michael – Cognition and Instruction, 1993
To test whether gains in cognitive development can be accelerated, an intervention model was used to give pupils special lessons in science, using ideas of cognitive conflict, metacognition, and bridging in the context of formal operations. Found that intervention led to substantial and long-lasting increased achievement in science, mathematics,…
Descriptors: Academic Achievement, Acceleration (Education), Cognitive Development, Cognitive Dissonance
