Online games to practice 2 , 3, and 4 digit number sense (*ABCYA.com free on PC):
Base Ten Bingo (thousands, hundreds, tens, and ones level)*
Guess the Number (1-100)*
Place Value Hockey (level 2)*
Place Value Party (level 2 or 3)
Mathplayground.com (various games)
Basic Fraction Sense
Online practice ideas:
Worksheet printables:
COINS!!! A great way to practice mental computation (addition) is using coins - real ones preferred. Hand them a pile and have them determine how much money. There is also online coin games:
www.usmint.gov/learn/kids/games/counting-with-coins
www.abcya.com/games/break_the_bank_sorting
www.abcya.com/games/money_bingo
mrnussbaum.com/money-tree-online-game
www.math-play.com/coins-game/Counting-Coins-Matching-Game.html
Be sure to practice 2, 3, and 4 digit number sense activities first (listed above)
Addition/Subtraction Printables
Multiplication/Division Printables
Online Mental computational fluency practice games