示例5 K12的互动数学活动的等级K-3。需要Flash！
At K12, we're always experimenting with new ways to share our curriculum. The K12 Math Sampler app is a website containing some of our latest interactive Math activities for grades K-3.
Note: To use this app, you'll need an Internet connection and Adobe Flash Player on your device.
After we see which activities you like, we may turn some of them into native apps. Check out the different games you can play!
*Attribute Block (Grades K-1)
Sort circles, triangles, rectangles, and squares by color, shape, and size.
*Building Expressions (Grades 1-2)
Practice your addition and subtraction facts up to 20 using a variety of expressions.
*Addition (Grades K-1)
Practice your addition and subtraction facts up to 20 using grids and ten frames.
*Greater or Lesser (Grades K-1)
Compare numbers up to 20 using grids and ten frames.
*Surface Area (Grade 3)
Explore and practice finding the surface area of cubes.
*Volume Lab (Grade 3)
Explore and practice finding the volume of cubes.
K12 Math Sampler was created by K12 Inc. as part of its innovative Math curriculum. Learn more at http://www.k12.com.
Send us feedback to tell us what you liked and what you didn't like. Be sure to let us know if you stumbled upon any technical glitches. For help with technical problems, email mobile@k12.com.
K12 Math Sampler v1.0