Concept Inventories are written to assess undergraduate student understanding of “big picture” ideas in the sciences, mathematics, and engineering. However, the inferences about learning that student ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Borrowing from the language of science, this question is really about validity – that ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) The process tackles two issues, the scientists said — an abundance of plastic waste ...