Benchmark
12E: Habits of Mind - Critical-Response Skills
(grades K-2, page 298)
Ask "How do you know?" in appropriate situations and attempt reasonable
answers when others ask them the same question. (1 of 1)
Standard 2-2 page 26, Grades K-4
Reflect on and clarify their thinking about mathematical ideas and
situations
Standard 3-4 page 143, Grades 9-12
Judge the validity of arguments