If you asked "Which of these is not an animal?" it may be easier to see their answers - I would find it hard in a class of 30 to assess how many got all 4 correct. You could asy that "there may be more then one correct answer" to weed out the guessers.
Jackieph
If you asked "Which of these is not an animal?" it may be easier to see their answers - I would find it hard in a class of 30 to assess how many got all 4 correct. You could asy that "there may be more then one correct answer" to weed out the guessers.