У вашего броузера проблема в совместимости с HTML5
Solid Octahedron: 885 magnets (891 if the points were completed). Solid Cuboctahedron: 561 magnets. Diagonal Cube: 665 magnets. Leave a comment and let me know what you think! Or, if you've got a question, ask away - I'll do my best to answer everything as well as I can.