Joseph Mak
Math Experiments
FREE
This app lets you experiment with mathematics through 23 little demonstrations. See the number line in action. Select two points on a line to get the equation. Set your own parameters to see parabola, sine waves, and more. This app is a supplement to my book: Math Journey. Available on lulu:...
Visual Math Quiz
FREE
This app quizzes the 4 basic math operations and provides explanations in number line demonstration as well as the pencil-and-paper method. Level 1: one digit, level 2: 1 or 2 digits, level 3 with integers
Alphabet Swipe
FREE
This is a customizable alphabet flash cards. Swipe across the screen to get to the next letter. You can snap your own pictures to add on the cards and also record your own voice. Ideal for toddlers learning the ABC's.
300 Tang Poems
FREE
This app is a reader for the classic 300 Tang Poems, in traditional Chinese.
Vocabulary List Lite
FREE
Use this app to build your vocabulary. Save your words, look up definitions, and study them with flash cards and quiz yourself!
Photo Info
FREE
This app lets you add title and description to your photos
Solvedoku
FREE
Solve any Sudoku puzzle with this app.
Days Since
FREE
This app keeps tracks of number of days past for your events. Use this to remind yourself how many days has past since your last oil change, clean up, had fast food, etc.
Art of War
FREE
Use this app to read the full text of the Chinese military classic, the Art of War by Sun Tzu, in traditional Chinese, simplified Chinese, or English.
Parking Reminder
FREE
This convenient tool lets you put a reminder of how much time you have before your parking meter expires. When there is 5 minutes or 10 minutes left you will get Notifications and a vibration. It also sends 1 more notification when it is expired.
Shake Shake Tricks
FREE
This is a toy flash card deck. Shake or swipe to get to the next card. You can also play rock-scissors-paper or a Fortune Ball by shaking
Psalms in Classical Chinese
FREE
Psalms in Classical Chinese or modern Chinese