Wikipedia. Wikipedia encyclopedia languages with over 50000 article 9 _7 t4 W5 T. w, K, m& K: [5 T ' g2 Y M) f# {* lMerriam Webster Dictionary. Provides a free online dictionary with audio pronucation and thesaurus./ n( G) B% _8 K4 T% A
; _2 Q3 z* N: {& o) z( HCambridge Online Dictionary. It contains English words, idioms and phrases. # @# s# L! A. Q+ B2 }2 {; B L0 `' B8 \# n+ t4 [* I+ @4 b1 N1 A
Encyclopedia. Online Encyclopedia with good amount of articles. c9 r2 q* ?( S$ X/ ~2 ?! X3 L7 B, R! }3 H
How Stuff Works. This is a site that can answer how almost everything works.