App Detail » Scientists Who Changed the World: Biography of Zhang Heng

What's New

Some small improvements

App Description

This app displays a full and productive life of the famous scientist Zhang Heng, who achieved success as an astronomer, mathematician, scientist, engineer, inventor, geographer, cartographer, artist, poet, statesman, and literary scholar. However, what made his widely famous might be his greatest invention, the Seismometer! His influence still retained to us today. His splendid achievements will activate children’s interest in science and exploration. Through this app, children can know the real history of an ancient Chinese scientist who changed the world.
With exquisite pictures, vivid stories and easy-to-understand contents, it introduces scientist who promote the progress of science and technology, and also tells the scientist’s scientific achievements and daily life, which is helpful to activate children’s reading interest and broaden their knowledge scope.

【Characteristics of the app】

Splendid hand drawings to attract children’s interest in reading
Combination of science and interestingness
Interesting games to improve the interaction between parents and children
Brand new reading pattern with cool video

【Customer reviews】

This app is beloved by parents and children. Its vivid pictures and detailed words activate children’s interest in science and exploration.
--- Amazon children’s reading website
My daughter likes this app a lot. She is deeply attracted by its exquisite hand drawings, splendid stories and the ancient Chinese culture.
--- Li Bin
This app is marvelous! It enriches children’s knowledge scope, and children can learn history and science in it.
--- Lee

【About us】

“Cool reading” is our principle. We are devoted to providing readers with better and more exquisite apps!
PS: You can retrieve all AppCarrier products by entering “xxt” in the search box.

【Contact us】

E-mail: [email protected]
Micro-blog: http://weibo.com/yidongshuyouhui

App Changes

• June 11, 2014 Initial release
• June 26, 2015 New version 1.1
• July 01, 2015 Price decrease: $1.99 -> FREE!
• July 04, 2015 Price increase: FREE! -> $1.99
• November 04, 2015 New version 1.2