It's on! I'm helping teach the Mathematics of Music again this summer at Johns Hopkins University:

Here's another nice summer program:

Please join my Google Classrooms for the SPRING semester by using the following codes:

  • 1A Geometry: w6d0fv
  • 3A Geometry: c8uceye
  • 3B Geometry: c4nmb9
  • 4B Geometry: 2m8po9
  • 2B (Q4) SAT Prep: m147g3
  • 4A Transitional Math: n2orxg

Geometry Students - you can use the online textbook (and there's even an app for smart phones):

Browse to:

then use

Student login: aacps123456 (use your own 6-digit student ID number instead of 123456)

Password: aacps123

Sometimes we will use

My Teacher Code is 837786

About Mr. Lipson: I'm originally from California, but I lived about ten years each in New York City and Ecuador, then 4 years in Ankara, Turkey and now 15 years in Maryland. I completed my 2nd master's degree, in Applied Math, in 2014. I enjoy playing drums & percussion, walking my dog and fixing up my house (DIY). For 2017-18 I'm teaching Honors Geometry, SAT Prep, and Transitional (ESL) Math at South River HS - go Seahawks!