To make a 3-D object, you start with a model. A model is made on a computer. It shows what the object will look like. The computer tells the printer how to make it.
Photo Credit: FrameStockFootages/Shutterstock/
In the Know
Patriots’ Day and the Boston Marathon
People in Massachusetts celebrate Patriots’ Day. Some dress up like … read more
In the Know
Who Was Rosa Parks?
On December 1, we honor Rosa Parks. But who was … read more
In the Know
How to Stay Healthy
October 1 is Child Health Day. It’s a day to … read more