We have 2 cheats and tips on 3DS. If you have any cheats or tips for 3D Classics: TwinBee please send them in here. You can also ask your question on our 3D Classics: TwinBee Questions & Answers page.
To start with 10 lives instead of the usual 3 hold Up + Right and press A when beginning the game.
When starting a game hold Up + Right and then press A and you will begin with 10 lives instead of the usual 3.