Items where Author is "Salmah, Ummy"

Salmah, Ummy and Ilma, Ratu and Somakim, Somakim (2014) Spatial Structuring Ability Supporting First Grade Students? Strategies In Learning Addition Of Number 1 To 20. In: Ratu Ilma (Eds).The Second South East Asia Design/ Development Research (SEA-DR) International Conference, April 26-27,2014, Unsri, Palembang, 26-27 April 2014, Palembang, Indonesia.

Dhany, Achmad and Salmah, Ummy (2013) The Development Of Students Worksheet Using PMRI Approach On Materials Of Rectangle And Square For The Vii Grade Students Of Junior High School. In: Zulkardi(Eds).The First South East Asia Design/ Development Research (SEA-DR) International Conference, 22-23 April 2013, Palembang, Indonesia.