Tutor Topics:


Wayang Outpost









Interactive Tutors:


  • The study and description of motion, without regard to its causes

Injection Molding

Finite Element Analysis


  • Stamping
  • Strip Layout
  • Die Casting
  • Forging

Spatial Reasoning

Technical Drawing:

  • Drafting for technical and mechanical illustration

Rotation Drawing:

  • Mechanical drawings depicting movement around a vertical axis


  • Shaping metal by using localized compressive forces

Die Casting:

  • A process for producing engineered metal parts by forcing molten metal under high pressure into reusable steel molds


  • An Interactive Case-Based Computer Program for Inquiry Teaching in a variety of displines.

Why the name RASHI?


RASHI in Action





Ivon Mariel Arroyo


Research Scientist, Computer Science Department

University of Massachusetts Amherst



Ed. D. 2003 University of Massachusetts (Education)

M.S. 2000 University of Massachusetts (Computer Science)

Licenciatura en Informatica 1995 Universidad Blas Pascal (Computer Science)

(equiv. to Bachelors of Science) Cordoba, Argentina



2007-present Research Scientist, Computer Science Department, Univ. of Massachusetts

2003-2007 Postdoctoral Research Associate, Computer Science, Univ. of Massachusetts

1997-2003 Research Assistant, Computer Science Department, Univ. of Massachusetts

1996-1997 Computer Science Assist. Professor. Garcia Lorca College. Cordoba, Argentina

1996-1997 Instructor for FutureKids Co., an american company devoted to teaching

technology to children and professional development. Cordoba, Argentina

1991-1993 English as a second language teacher at IICANA bi-national center (Argentine-United States Cultural Exchange Institute). Cordoba, Argentina.


Dr. Arroyo's full vita is available in PDF format.