Java Tutorial
This tutorial has 20 pages and it is a good guidance for beginners to learn Java language.

Java 指南
这个教材共有20页，是个很好 Java 入门材料.

C++ Language Tutorial
This tutorial has 25 parts and it is a good guidance for beginners to learn C++ language.

C++语言指南
这个教材共有25部分，是个很好 C++ 入门材料.

This is for high school/college students learning algebra.It has tutorials,practice algebra skills,practice timed test & algebra challenge to compete with other genius around the world.It covers number,ratio & proportion,exponent & radical,polynomial,linear equation,quadratic equation,rational expression,inequality.
Lite version contains 210 practice questions.

small reference for the basics syntax in C language ( Structured programming)

This is for high school/college student learning algebra. It has tutorials,practice algebra skills,practice timed test & algebra challenge. This covers numbers,ratio & proportion,exponent & radicals,polynomial,linear equation,quadratic equation,rational expression,inequality. contains 350 questions.

This is a first SQL review from our series "Be smarter!". It is just beginning of your professional growing and skills in SQL world. Be smarter!

Complete C++ language programming reference from quick reference cards, to programming language training manuals

Use the possibilities the mobile brings you, allowing to study or check anything you want on the go. Don't waste time on transportation, use your mobile and study and check anything you want.

Complete C language programming reference from cheat sheets and quick reference cards, to primer language programming tutorials, complete reference, code style industry recommendations, advanced pointer tutorials and more.

Line-drawing game with multitouch, skills, upgrades, scenarios and survival! The game allows you to hide ads for free.

Features:
✈ Skills with upgrades – slow down, stop your planes or even switch them into no-collision mode for a few seconds (and more!)
✈ Multitouch
✈ Two different playing modes – adventurous scenarios and survival mode
✈ Various aircrafts
✈ Variable weather conditions
✈ 4 different sceneries
✈ Beautifully curved lines
✈ Tutorial

My CCNA Guide Beta is the application every network technician,associate as well as students should have. Learning by practicing is the approach of this application.
There are two type of practice tests, one to learn and another to test. How To's will give you knowledge to work with cisco devices and protocols and other configurations.
A simple easy command sheet is available for quick reference. As a whole this application is the complete CCNA Guide.