You choose the time and the number of questions. Can you beat the clock?

Level One
http://www.oswego.org/ocsd-web/games/SpeedGrid/Subtraction/urikasub1res....

Level Two
http://www.oswego.org/ocsd-web/games/SpeedGrid/Subtraction/urikasub2res....

Level Three
http://www.oswego.org/ocsd-web/games/SpeedGrid/Subtraction/urikasub3res....

You choose the time and the number of questions. Can you beat the clock?

Level Two
http://www.oswego.org/ocsd-web/games/SpeedGrid/Addition/urikaadd2res.htm...

Level Three
http://www.oswego.org/ocsd-web/games/SpeedGrid/Addition/urikaadd3res.htm...

You choose the number of questions and the time. Can you beat the clock?
http://www.oswego.org/ocsd-web/games/SpeedGrid/Addition/urikares.html

Phase One
Put the power buttons in the correct circles so all lines of numbers add to the given number.
http://www.oswego.org/ocsd-web/games/Powerlines/powerlines1.html

Phase Two
Use the password from Phase One to continue the challenge!
http://www.oswego.org/ocsd-web/games/Powerlines/powerlines2.html

Phase Three
Use the password from Phase Two to complete the challenge!
http://www.oswego.org/ocsd-web/games/Powerlines/powerlines3.html

A simple but effective idea, and nicely implemented!
Students can paint in a given percentage on a 100 grid.

Or a teacher could paint in a percentage and camera it to a page of an IWB document.
http://www.oswego.org/ocsd-web/games/PercentPaint/ppaint.html

Speed and accuracy drill on all four operations.
http://www.oswego.org/ocsd-web/games/mathmagician/cathymath.html

And some more practice...
http://www.oswego.org/ocsd-web/games/mathmagician/maths1.html

Ghost Evens
Click on the even numbers repeatedly to rack up your score.
http://www.oswego.org/ocsd-web/games/Ghostblasterseven/ghosteven.html

Ghost Odds
Click on the odd numbers repeatedly to rack up your score.
http://www.oswego.org/ocsd-web/games/GhostblastersOdd/ghostodd.html

Three thumbs up!

Here is a variety of interactive fraction activities to reinforce fraction concepts.

Fraction Flags (halves and quarters)
http://www.oswego.org/ocsd-web/games/fractionflags/fractionflags.html

Fraction Flags (thirds)
http://www.oswego.org/ocsd-web/games/fractionflags/ffthirds.html

Fraction Paint (2 by 2)
http://www.oswego.org/ocsd-web/games/FractionPaint/fpaint4.html

Fraction Paint (3 by 3)
http://www.oswego.org/ocsd-web/games/FractionPaint/fpaint9.html

Fraction Paint (4 by 4)
http://www.oswego.org/ocsd-web/games/FractionPaint/fpaint16.html

Fraction Paint (5 by 5)
http://www.oswego.org/ocsd-web/games/FractionPaint/fpaint25.html

Fraction Paint (6 by 6)
http://www.oswego.org/ocsd-web/games/FractionPaint/fpaint36.html

Estimate the position of a given number on a number line. Levels 1 to 4 are whole numbers, while levels 5 to 8 are decimals.

http://www.oswego.org/ocsd-web/games/Estimate/estimate.html

Can you locate the 10 numbers on the 100-grid in less than one minute?

http://www.oswego.org/ocsd-web/games/DogBone/gamebone.html