ARAÞTIRMA

Modelling of Online Interactions in Distance Instructional Systems Based on Structural Analysis
Nurettin Þimþek

Hierarchicl Lineer Model of the Effect of Teacher Characteristics on Mathematics Achievement
Gözde Akyüz

Analysis of Short-Answered and Muliýple-Choice Items Scored Via “1-0” and Weighted Scoring Methods According to Psychometric Characteristics of Tests
Göksu Gözen

GELÝÞTÝRME

Testing Subjective Well-Being’s Conceptual Structure With Confirmatory Factor Analysis
Ömer Faruk Þimþek

The Development of Mathematics Teaching Anxiety Scale
Murat Peker

ÝNCELEME

Language Development of Children with Hearing Impairment
Figen Turan, Rafet Fýrat Þipal

An Investigation on Scientific Contents of High Schools Biology Textbooks
Esra Özay, Ýsmet Heseneklioðlu