Amazon.com: Intrism Mini - 3D Wooden Puzzle for Adults & Challenging Marble Maze Labyrinth Puzzle Game - Brain Teaser Gift, 6" Cube Puzzle Box w/ 130 Pieces, Made in The USA :
Magic Dice - Can you find the marble in the dice maze?
Marble Canoe Puzzle - dexterity, very clever
How to Make a Cardboard Box Marble Labyrinth Game - Frugal Fun For Boys and Girls
Intrism Pro | Labyrinth Game Marble | 3D Labyrinth Wooden Kits
Labyrinth (marble game) - Wikipedia
Amazon.com: Retroworks Marble Maze Cube : Toys & Games
Amazon.com: Intrism Mini - 3D Wooden Puzzle for Adults & Challenging Marble Maze Labyrinth Puzzle Game - Brain Teaser Gift, 6" Cube Puzzle Box w/ 130 Pieces, Made in The USA :
Cardinal Labyrinth Wooden Marble Skill Game in Box | eBay
Tony's Maths Blog: Some nice puzzles
Super Fun DIY Marble Maze Craft for Kids | Kids Activities Blog
How to Make a Cardboard Box Marble Labyrinth Game - Frugal Fun For Boys and Girls
Amazon.com: Labyrinth Wooden Maze Game with Two Steel Marbles, Puzzle Game for Adults, Boys and Girls by Hey! Play! , Tan : Toys & Games
How to Make Marble Maze Game from Cardboard - YouTube
Intrism Pro | Labyrinth Game Marble | 3D Labyrinth Wooden Kits
Lost Marble - Can you find the marble?
Lost Marble, Creative Crafthouse | Puzzle Warehouse