Many preschool teachers are scared of teaching STEM. Here’s a solution that might help

Everyone knows that 3-, 4- and 5-year-olds ask a lot of questions. But that unrestrained curiosity can unsettle preschool teachers who feel they lack sufficient understanding of science, technology...

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JUDY WOODRUFF: One of the major movements in American education now is to get more studentsengaged and learning when it comes to science, technology, engineering and math, often referredto as STEM.Hari Sreenivasan has a report from Chicago on efforts to boost science learning amongsome of the youngest students by boosting teacher confidence, for our weekly segmentMaking the Grade.TEACHER: Who had fun?STUDENTS: Me!HARI SREENIVASAN: Anyone who's spent time with 3-, 4-, and 5-year-olds knows childrenat this age ask a lot of questions.Preschool teacher Edward Marshall:EDWARD MARSHALL, Teacher: Kids are very persistent.And when they look at me, they want Mr. Marshall to have all the answers.Any question they ask me, they want me to have the answer to it.EDWAR...