Estimation 180
Math Frog
https://cemc2.math.uwaterloo.ca/mathfrog/
Times Table Test
Multiplication Games
https://www.multiplication.com/games/all-games
10 Monkeys Math World
https://mw.10monkeys.com/v1/ca/?lite=1#/intro
Math IXL
Sudokus
https://www.funbrain.com/games/sudoku
Addition Games
https://www.multiplication.com/games/addition-games
Addition and Subtraction Games
https://www.mathplayground.com/index_addition_subtraction.html
BrainPop Jr.
Story Online
https://www.storylineonline.net/
TumbleBooks
https://www.tumblebooklibrary.com/Default.aspx?ReturnUrl=%2f
Storybird
Epic!