Inventions That Changed History Season 1 Episode 4
46 minutes / Episode
2022
HD
Lava Lamps, Mood Rings, Ouija Boards, Slinkies, Silly Putty, Merlin, Pez Dispensers -- Get ready to go back in invention history, unleash your inner child, summon your youthful spirit, and spring, bounce and bubble your way back to a simpler time.