Dreambox
https://play.dreambox.com/login/school_login/classroom?asp=1559965&district=dspq&school=waddellla
http://www.eduplace.com/kids/mw/manip/mn_1.html
http://www.aaamath.com
https://www.mathgames.com/standards/grade1
https://www.abcya.com/grades/1