Edited January 18, 2021
at 06:06 AM
Walmart.com has National Geographic Da Vinci's Inventions Catapult, STEM Toy for Children on sale for $5. Free shipping on purchase of $35 or you can choose store pick up if available.
https://www.walmart.com/ip/Nation.../692113572 NLA, see FP for more options.
Target is selling the same thing for $14.99 but I got it price matched today.