from 610 portal
Greg Tang Math http://gregtangmath.com – Kakooma is a particularly fun and fast-paced game on this site
NCTM Illuminations http://illuminations.nctm.org/ActivitySearch.aspx
Bedtime Math http://bedtimemath.org – there is also a Bedtime Math book available!
Thinking Blocks (mathplayground.com)
Swift Playgrounds (https://itunes.apple.com/us/app/swift-playgrounds/id908519492?mt=8)
Scratch Jr (https://itunes.apple.com/us/app/scratchjr/id895485086?mt=8)
Blockly (https://blockly-games.appspot.com/)
Scratch (https://scratch.mit.edu/)
Hopscotch (https://itunes.apple.com/us/app/hopscotch-learn-to-code-creatively-and-make-games/id617098629?mt=8)
R Datacamp (https://www.datacamp.com/courses/free-introduction-to-r)
