these are now worth a couple thousand apiece, this collection was repaired and restored by Bruce Callis and his grandson. That is a really cool family hobby

sold for 2400

above sold for 9900

sold for 5500, and I bet you could go into business making these and selling them for a couple hundred at least.

above sold for 2160

above sold for 1800

Above sold for 1980

above sold for 3600

https://classicmotorsports.com/news/rm-sothebys-latest-auction-making-us-wish-we-were-kids-again/
https://rmsothebys.com/en/home/lots/pp20
https://www.facebook.com/RMSothebys/posts/10158260687788815
https://www.thedrive.com/news/34000/this-rare-us-air-force-jeep-pedal-car-from-1958-has-really-shot-up-in-value