GeoGebra
  • Home
  • News Feed
  • Resources
  • Profile
  • People
  • Groups
  • App Downloads
About GeoGebra
Contact us: office@geogebra.org
Terms of Service – Privacy – License
Language: English

© 2018 GeoGebra

GeoGebra
Sign in
  • Resources
  • Timeline
  • People
  • Groups

zhangkm

zhangkm's resources

Show All
  • translating a picture
    zhangkm

    translating a picture

    Activity

  • superposition of sine waves
    zhangkm

    superposition of sine waves

    Activity

  • 彩带
    zhangkm

    彩带

    Activity

  • optics
    zhangkm

    optics

    Book