工作单:一种有效评价科学过程技能的工具

Worksheet:An Instrument for Valid Assessment of Scientific Process Skills

工作单是国际科学教育界评价科学过程技能的一种重要工具。它要求学习者对探究过程进行科学、真实地记录,可分为开放性工作单、结构性工作单和引导性工作单三种类型。本文试从工作单收集评价信息的全面性、记录探究过程的有效性与可靠性和低成本三方面论述工作单的优点和可行性,以期在教学实践中推广使用。

Worksheet is a kind of important instrument assessing scientific process skills in international science education. It requires that students record the process of scientific inquiry factually and scientifically, categorized as opening worksheet, structural worksheet and directed worksheet. This paper illuminates advantages and feasibility of worksheet in teaching from such three aspects as completeness in collecting information, validity and reliability in recording the process of exploration, and low costs, in hopes of promoting its functions in practice.