At about minute 04:55 you will see the giant Fröbel toys in action, and you can read about the history of its inventor and demonstrator here. From what I understand of the narration, and my active imagination, it seems that these geometrically pleasing instruments are used to practice Push Hands in the absence of a partner, and they seem to give a soothing, invigorating massage as well! I think the garden globe (by the way, the one shown weighed 25 lbs) has found its true calling in this apparatus.
For comparison, the inventor of kindergarten, Freidrich Fröbel's desktop toys:
