15 x 2 = <<15*2=30>>30 artworks can be collected in one quarter.

So in one school year, a total of 30 x 4 = <<30*4=120>>120 artworks can be collected.

Therefore, 120 x 2 = <<120*2=240>>240 artworks can be collected in two school years.

# Answer

240
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
There are 15 students in the art club. By the end of each quarter, each student makes two artworks. If there are four quarters in a school year, how many artworks can the art club collect in two school years?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
240
There are 15 students in the art club. By the end of each quarter, each student makes two artworks. If there are four quarters in a school year, how many artworks can the art club collect in two school years?
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