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Direct linkAysegül Derman; Figen Gunes; Ozcan Gulacar; Ingo Eilks – Chemistry Education Research and Practice, 2024
This study aims to determine the cognitive structures of students at different educational levels (8th grade and 12th grade) related to acid-base chemistry. The research was designed as a case study and structured in two stages. The first stage analyzed concepts related to acid-base chemistry and their direction and strength in students' knowledge…
Descriptors: Chemistry, Science Instruction, Cognitive Structures, Grade 8
Download full textRohrer, Doug; Dedrick, Robert F.; Burgess, Kaleena – Grantee Submission, 2014
Most mathematics assignments consist of a group of problems requiring the same strategy. For example, a lesson on the quadratic formula is typically followed by a block of problems requiring students to use the quadratic formula, which means that students know the appropriate strategy before they read each problem. In an alternative approach,…
Descriptors: Assignments, Problem Sets, Problem Solving, Mathematical Applications
Robb, Elizabeth; Sinatra, Richard; Eschenauer, Robert – Journal of Education and Training Studies, 2014
This mixed methods counterbalanced study compared the gain score means of two different approaches to vocabulary acquisition--Vocabulary Theater (VT) and Teacher Directed Instruction (TDI) for 8th grade students from three schools in New York. The purpose of the study was to explore the effects of a peer teaching approach on students' vocabulary…
Descriptors: Vocabulary Development, Peer Teaching, Grade 8, Academic Discourse
