Buy a Scribbler 3d Pen here with my coupon code “Rainbow” for $30 off!   CLICK HERE Summary of Scribbler 3d Pens (Version 1, Version 2 and Version 3) Scribbler 3d pens have many cool features, Can draw quickly, and use very cheap plastic (4.5 X cheaper than 3doodler plastic) – V1 Limited features but works very well,…