*Equal contribution, †Equal advising Stanford University TL;DR: ToddlerBot is a low-cost, open-source humanoid robot platform designed for scalable policy learning and research in robotics and AI. 2.0 Release See CHANGELOG.md for details. 1x Speed unless otherwise noted. New Capabilities Cartwheel: Toddy successfully performs a highly dynamic cartwheel, showcasing its agility and balance capabilities. Cartwheel Failures: With naive DeepMimic and domain randomization, the success rate is still lo...