Interlocking Parts Fidget Cube Design

I'm looking for a creative designer to develop a 3D printable fidget toy in the shape of a cube. The cube should have interlocking parts and be designed primarily for entertainment purposes. Key Requirements:... (Budget: $30 - $250 USD, Jobs: 3D Animation, 3D CAD, 3D Design, 3D Modelling, 3D Printing, 3D Rendering, Mechanical Engineering, Solidworks)