Zelha Tunç-Pekkan

Mathematical Opportunities: Noticing and Acting

Zelha Tunç-Pekkan, Hulya Kilic, Hulya Kilic, 2015, TED EĞİTİM VE BİLİM.

Teaching and Learning Fraction Addition on Number Lines

Andrew Izsák, Zelha Tunç-Pekkan, Erik Tillema, 2008 .

An analysis of elementary school children’s fractional knowledge depicted with circle, rectangle, and number line representations

Zelha Tunç-Pekkan, Zelha Tunc-Pekkan, Zelha Tunç-Pekkan, 2015 .