http://www.kenkenpuzzle.com/howto/simple
https://www.youtube.com/watch?v=XScuJe32WM8
https://www.youtube.com/watch?v=azaArSs-i0c
https://www.youtube.com/watch?v=VIfiDd5BwTs
https://www.youtube.com/watch?v=RF0FeHz_gI4
https://www.youtube.com/watch?v=5EMrrpBIBJY
https://www.youtube.com/watch?v=kvU9_MVAiE0
https://www.youtube.com/watch?v=L_eTNclIKbQ
https://beastacademy.com/all-ten
https://www.youtube.com/watch?v=BJAdXnGAb7k
https://www.youtube.com/watch?v=fQ9CRLVvl6o
Freckle - student.freckle.com
Khan Academy - https://www.khanacademy.org/
Sumdog - https://www.sumdog.com/
Math Games - https://www.mathgames.com/
Math Playground - https://www.mathplayground.com/
Moby Max - https://www.mobymax.com/signin
Coordinate Graph - https://www.education.com/game/treasure-map-graphing/
Prodigy - https://www.prodigygame.com/
Flash Cards - http://ascendmath.com/fcm/html5/
Wonder of the Day - https://wonderopolis.org/?scrlybrkr
Blocking Lesson - https://hoc-2018.kano.me/map/home
Hour of Code Activities - https://code.org/learn
Tynker - https://www.tynker.com/hour-of-code/
Scratch - https://scratch.mit.edu/