Convert PDF, HTML, text files to Kindle MOBI file.
Learn about digital logic and relationship of switching circuits.
Get a variety of games for children with special needs.
Generate a simple phyllotaxic arrangement of growing plants.
Search and learn words and their spelling and meaning.
Learn and improve your typing speed in Arabic.
Test your Pitch Ability: measure pitch take over and pitch retention.
Educate children with learning disabilities.
Learn your multiplication facts quickly.
Simulate, view, and publish your engineering design ideas.
