“…They viewed self and peer assessment, in their classes of over 40 students, to be impractical and unreliable, as students were not "mature" enough to grade "impartially." Research studies of design and technology projects among fewer middle school students from similar contexts showed that groups of students, even with different abilities, learned to work together effectively through engaging in complex projects involving multiple tasks (Khunyakari, Mehrotra, Chunawala, & Natarajan, 2007;Mehrotra, Khunyakari, Natarajan, & Chunawala, 2009). The studies also referred to impartial self and peer assessment of products by students.…”