Teaching Children How to Use Language to Solve Maths Problems
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MathematicsHow was the study designed?
The target classes were in Year 5 (aged 9-10), involving 109 students over the two years with a further 121 as a control group. The researchers argued that a simple analysis of the use of language by the students would be too clumsy for real insight. They were more interested in the quality of discussion and the improvements of grades. The resulting grade improvement was an increase of 44% in the target classes compared with 26% in the control group.
The researchers measured improvements over two years, and only included students who were in the study from beginning to end. This removed the possibility of changes (children changing schools and so on) which may have let to a corruption of the result. Schools chosen were of similar standards and in a close geographical area. The effects of the intervention programme on children's talk, reasoning and learning were measured through observation and formal assessment in experimental 'target' classes, with pre- and post-intervention comparisons being made with children in matched control classes in other schools with similar catchments.
Results were analysed using the following methods:
- Key stage 2 SAT tests
- Analysis of teachers' interactions with children, particularly:
- use of 'why' questions
- use of reasoning words ('if', 'because', 'so')
- use of reason to back up statements
- checks that everyone with a relevant idea was heard
- agreement throughout the class at the end of the debate
- analysis of pupil's talk in groups, particularly:
- how pupils in all classes solved problems, and
- changes in the target classes pre- and post-intervention
