How to Draw Watermelon House with 3D pen for Pet Rat In today's video you will learn how to draw amazing watermelon house for pet rat or hamster with 3d pen! All you need is basketball or football ...

Since it crowdfunded on Kickstarter back in 2013, 3Doodler has come out with multiple versions of its 3D-printing pen -- including a kids version and a pro version-- as well as themed kits focusing on ...

A prism is a 3D shape which has a constant cross section - both ends of the solid are the same shape and anywhere you cut parallel to these ends will give you the same shape. For example, in the prism ...