Ralph Lee Published Applications :

Test your memory by selecting two same images one by one. Can be used to train children.
Provide some developer tools, support Snapped view, so you can use the tool when coding.

There're 4 tools and more tools for developers will be added later.
Calculate 24 from 4 integers (1 to 10) with add, subtract, multiply, divide. Support random generation and user input. Let children learn math in game.