Press and hold the "Shift" key and double-click the endpoint for the first line of the grid to draw the line. Repeat Steps 3 and 4 until you have drawn the entire grid. Advertisement.

Whether it's for a school project or because you really want to visualize your family's history, drawing a family tree is a ...

All drawings begin with a grid that provides support and defines a set of nodes, or crossing points, and lines. An animation reveals a classic turtle-shaped sand drawing design. Credit: Alban Da Silva ...