Sesame Street (1969)

S51E05 Cardboard Castle

Issa Rae is a royal mother struggling to gather enough bricks to construct a play castle for her daughter, which poses quite a dilemma. Elmo, Cookie Monster, and Rosita brainstorm alternatives and ponder whether they could use cardboard boxes and tubes instead. They decide to give this idea a shot, and to their delight, it proves successful. Thanks to their perseverance, they create a magnificent cardboard castle worthy of a princess!