No supplies? No problem! Send home a high-interest engineering challenge that uses nothing but the kitchen recycling bin. About This ResourceLooking for a meaningful, standards-based STEM activity for distance learning, homework, or a sub plan? The Gravity-Defying Tower is an "eLearning" optimized challenge from the Box of Junk series. This activity guides students through the "Ask" and "Plan" phases of the Engineering Design Process, requiring them to build a stable structure that can support