Jeongsuk

A Survey on the 6th Grade Students' Estimation Capability

김지수, Jeongsuk, 2007 .

A Study on the Computation and Number-Sense Ability of Elementary School Students

Jeongsuk, 2005 .

An Analysis of ‘Patterns and Correspondence’ in the Elementary Mathematics Textbooks Aligned to the 2007 and 2009 Revised Curriculum

Jeongsuk, 선우진, 김은경, 2017 .