Why teachers need support to spur preschool STEM education

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, engineering and math, often referred to as STEM. Hari Sreenivasan reports from Chicago on efforts to boost science learning among some of the youngest students by boosting teacher confidence.
Aired: 3/6/2018 | 0:06:36
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