Google Tips and Tricks!
Advanced Searching:

• site:search only within a specific site   site:www.stanford.ed​

• filetype:find a type of file: PDF, DOC, TXT     filetype:PDF
• define:find definitions for a word  define audacity
• intitle:find words in the title of the webpage   intitle:inspirational
• ..get ranges of numbers, dates, or prices    presidents 1800..1900
• word * word find other combinations of words between words  ​​​
• creative * writing
• - wordsearch for homer, but NOT simpsons    homer - simpsons
• "word" find exact words - no synonyms or plurals   "peace" "freedom"​​
• "set of words"search for exact set of words, quotes or phrases    "I have a dream"

Calculations: 

• +-*/add, subtract, multiply, divide12+68
• % ofpercentage of a number12% of 68
• cos() sin()trigonometry: cos, sin, tan, arcsin…cos(68)
• km to miles  convert units: temp (C to F), weight (kg to lbs)    100 km to miles

Travel/Recreation: 

• weather-  get weather for a region     weather honolulu
• movies-   find movies & theaters nearby (zip or city)   movies 94043
• flight status-  get flight status with the airline & flight number HA124