Walmart Hanayama Level 4 Cast Puzzle (Twist) on sale for $4.50. Select free store pickup where available, otherwise shipping is free on orders of $35 or more. Thanks TattyBear and softrider
Note: Availability for store pickup will vary by location.
Amazon also has various Brain Teaser Puzzles on sale listed below. Shipping is free with Prime or on orders of $25 or more.
Smart Egg Labyrinth Puzzle Maze for Kids Age 8 and Above (Level 1) $3.43 In stock on July 30, 2020. No longer available:
Amazon
RING II Hanayama Cast Metal Brain Teaser Puzzle (Level 5) $3.93COIL Hanayama Cast Metal Brain Teaser Puzzle (Level 3) $3.93