Learn to Code

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Code Combat
Codecademy
Programr
LearnStreet
Khan Academy
Program Robots
GOOGLE lesson Plans
Bootstrap
Code Monster (Java)
CODE.org: Anyone can learn
Quite BASIC
Codenvy
Scratch 2.0
Learn Scratch
Processing.org
Crunchzilla

Learn to Code

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Erase all Kittens
Snap
Sinatra
Scratch Resources
Peanutty
3D Coding Language
Code Avengers
BotLogic
Scratch up

Online Games

Google Blockly
RoboZZle
CodeHS -Dog
IsoBall3

Games(Downloads)

CodeSpells: (Java)
RoboCode (Java)
Game Maker
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Code Pen

Even More

HTML, Python & JS Projects
Hackasaurus: website mashup!
JavaScripts and Graphics
{Code Club }
Code Avengers
Hackety Hack
SodaPlay
Help kids Code
Tynker
JSWarrior Java
HTML Code A Thing
RollCode
A range of coding challenges from easy to difficult

COMIX: Create and edit online comics with HTML code

Resources

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Unruly Splats are a cross-curricular STEM learning tool that combines coding games for kids with active play and SEL
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Learn how to code with Scratch 2 and Shaun the sheep, 5 lessons to build a playable game
Paste Bin: Paste something online, set a date that it expires then share with with anyone.  Great for student collaboration 
Runnable: Site allows you to search for code and share code for various coding languages
HTML CODING
Kata - CoderDojo: Great WIKI with ideas, resources and links for teaching Coding.

Make use of: Excellent site with many cheat sheets for software and programs.