Sigma Sky

doodle write: Chinese

This is a practice writing app intended to help those learning to write Chinese. Obviously, it is not a substitute for writing Chinese...

June 11, 2016 By Sigma Sky

doodle first art

This is an introduction to art through whimsical drawings and colorings. It also encourages expression and creativity through art.The...

June 11, 2016 By Sigma Sky

doodle write

Practice writing in both print and cursive. When boredom strikes, doodle using the doodle pad or on photos.Features include:- letters...

June 11, 2016 By Sigma Sky

write bopomofo

Practice writing and pronouncing bopomofo. Additional features include tracing of some Chinese characters and numbers. Also included...

June 10, 2016 By Sigma Sky

engineering economics

Engineering Economics is often required as an introductory course to Systems Engineering/ Industrial Engineering. In some curriculum,...

June 10, 2016 By Sigma Sky

electrical engineering 1

This is a primer for undergraduate Electrical Engineering majors and provides reference for basic electrical engineering and related...

June 10, 2016 By Sigma Sky

scarves

There are many ways to tie a scarf, but sometimes it's hard to remember just how to go about tying a scarf or exactly which styles...

June 10, 2016 By Sigma Sky