<br>2 Pieces maze ball 3d maze puzzle brain teasers games gravity 3d maze ball 4 inches puzzle toy magic maze puzzle cube ball sphere educational toys for students teens adults, blue and green <br> <br>How to play this 3D maze ball? <br>Firstly, starting from the beginning, run the mini ball. <br>Then, use your intelligence to find a right way to get through the barriers. <br>Last, after get through all the barriers, make the mini ball into the hole. <br> <br>Specifications: <br>Material: plastic <br>Type: brain teaser game learning education toy <br>Diameter: approx. 10 cm/ 4 inches <br>Color: blue, green <br> <br>Package includes: <br>2 x 3D maze puzzle <br> <br>Warm note: <br>Suit to people ages over 12 years old. <br>Please allow 1 - 2 cm error due to manual measurement <br>Due to the light and screen setting difference, the item's color may be slightly different from the picture.