Before the 2025 Houston Art Car Parade, an HISD student prepares an art car made by Houston Stitching Together, a group that knits and crochets signs protesting the state takeover of HISD. Claire Partain “Dear Art Car Artists,” the mass e-mail started. For the first two paragraphs, it seemed like the usual welcome-to-the-Houston Art Car Parade blah-di-blah.