President Biden wants to give Americans four more years of free school: two years of pre-K and two of community college. In a two-part series, Today, Explained’s Haleema Shah explores the challenges of expanding public education.

Today’s show was reported by Haleema Shah, edited by Matt Collette, engineered by Efim Shapiro, fact-checked by Laura Bullard, and hosted by Sean Rameswaram.

Transcript at vox.com/todayexplained.

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