Science and Mathematics Education Commons^™

Mutualism As Mutual Trust: An Ethnographic Case Study On An Elementary-School Teacher-Team Participation In A Science Pd Program, Olga Gould-Yakovleva, Xiufeng Liu

The Qualitative Report

This grounded in social constructivism yearlong ethnographic case study was conducted at the final stage of a larger, longitudinal, multisite, and multi-year project. The current research focused on a group of urban public elementary schoolteachers who volunteered to participate in the National Science Foundation (NSF)-funded interdisciplinary science and engineering partnership (ISEP) project. These teachers were enrolled in the professional development (PD) college courses in physics and engineering design, summer research in university laboratories, and interdisciplinary science inquiry (ISI) pedagogy sessions. This research sought to understand the factors which contributed to successful teamwork at the elementary school under investigation. Additionally, this …

Don’T Count – Count On Visual Perception!, Klaus Rödler Dr.

Transformations

Verbal counting is the first step in the child‘s number building and this is why it seems natural to start arithmetic in school based on this competence. Under a cultural historical view, the development of number does not start with verbal counting but rather with ‚concrete counting‘. Number words and the number word sequence developed after experience with concrete numbers.

This article describes the roots, basics, and first practical steps of a didactics based on perception rather than on verbal counting.

This proposed change allows inclusive lessons that prevent all students from misunderstanding calculation as a quick or clever form …