Rounding/ Estimation

Rounding to the nearest 100


Math Man

http://www.sheppardsoftware.com/mathgames/round/mathman_round_hundreds.htm


Rounding to the nearest 10


Alien Math
http://www.mathnook.com/math/alien-math-rounding-nearest-10.html

Bike Racing
http://www.mathnook.com/math/bike-racing-math-rounding.html

Brain Racer
http://www.mathnook.com/math/brain-racer-rounding.html


Rounding - Mixed Difficulty

Basketball Rounding 

http://mrnussbaum.com/halfcourt/

 Soccer Rounding  
http://www.abcya.com/rounding_numbers.htm

Fly Delivery
http://www.mathnook.com/math/fly-delivery-rounding.html

Challenge Games

Rounding Sharks

Rounding Spaceships


Rounding Master

Rounding Pirates


Estimation/Capacity



Maximum capacity 

Estimate Numbers on a Number Line

http://www.sheppardsoftware.com/mathgames/round/mathman_number_estimate.htm