On Tuesday, the Supreme Court heard a case that could hand parents with religious objections a lot more control over what their kids learn in the classroom.Adam Liptak, who covers the Supreme Court, explains how a case about children’s picture books with titles like “Pride Puppy” and “Uncle Bobby’s Wedding” has broad implications for schools across the country.Guest: Adam Liptak, who covers the Supreme Court and writes Sidebar, a column on legal developments, for The New York Times.Background reading: