Some helpful tool for learning English

Spellchecker 

1. Blogger spellchecker : When you blog in the blogger space, you can use spellchecker icon in post area. Just select all  text you posted, and then click spell checker button on toolbar. If spell checker find any wrong spell words, it will highlight the word as yellow color. You can click on the wrong spell word, it will show a menu to suggest some word for you. Choose one correct word to replace the wrong word or skip it. 
2. WordPress: WordPress supports the spell checking feature ever since version 2.1.
3. Online spell check

Manually check grammar reference 

1. 40 tips to improve your grammar 
2. A checklist of common mistakes
3. A grammar cheat sheet