NumWorks - The graphing calculator that makes learning math easier.
GoHenry - Money Missions - GoHenry gives families the tools they need to nurture financially healthy kids: a debit card & app, now with gamified Money Missions.
Paperspade - Type math easily through just English text!
DipJar - Tip jar reinvented for credit cards
Fact Flow - Simple solution to help kids achieve math fluency
Manta Math - A beautifully simple game to help kids memorize math facts