9 articles in this issue
Kaye Stacey
PISA, the OECD’s international program of assessment of reading,scientific and mathematical literacy (www.oecd.org/pisa), aims to assess the ability of 15 year olds to use the knowledge and skills that have acquired at school in real world tasks and cha... see more
Shintia Revina,Zulkardi Zulkardi,Darmawijoyo Darmawijoyo,Frans van Galen
Many prior researches found that most of students in grade five tended to have difficulty in fully grasping the concept of volume measurement because they have to build their competence in spatial structuring. The unit of volume packing measurement must b... see more
Nenden Octavarulia Shanty,Yusuf Hartono,Ratu Ilma,Dede de Haan
This study aimed at investigating the progress of students' learning on multiplication fractions with natural numbers through the five activity levels based on Realistic Mathematics Education (RME) approach proposed by Streefland. Design research was chos... see more
Zetra Hainul Putra,Darmawijoyo Darmawijoyo,Ratu Ilma,Jaap den Hertog
Knowing number facts up to 10 become crucial if we want students to solve addition and subtraction problems  using more abbreviated strategies. Otherwise, students will keep counting one-by-one until they get an answer. One of impo... see more
Kurnia Rahmi Yuberta,Zulkardi Zulkardi,Yusuf Hartono,Frans van Galen
Many researchers found that students have difficulties in understanding area measurement. Students mostly focus on applying formula to find the area of certain shapes without knowing what the area is and why the formula works. It is important for the stud... see more
Fridgo Tasman,Jaap den Hertog,Zulkardi Zulkardi,Yusuf Hartono
Usually, multiplication is introduced to students to represent quantities that come in group. However there is also rectangular array model which is also related to multiplication. Barmby et al (2009) has shown that the rectangular model such as array rep... see more
Meryansumayeka Meryansumayeka,Darmawijoyo Darmawijoyo,Ratu Ilma,Jaap den Hertog
In guiding students to construct a mathematical concept themselves, learning process should be started by a context which is suit with the concept. In this research, we focused on structured arrangement which was believed to be able to support students ag... see more
Puri Pramudiani,Zulkardi Zulkardi,Yusuf Hartono,Barbara van Amerom
Learning about decimals is an important part in mathematics. However at the same time, decimals are known as the  abstract numbers for students. Mostly in Indonesia, decimal is taught only as another notation for fractions or perce... see more
Rippi Maya,Utari Sumarmo
This paper reports findings of  a  post test experimental control group design conducted to investigate the role of modified Moore learning approach  on improving students’ mathematical understanding and proving abili... see more