The Educator® Elementary

Date of introduction:  1997 / 2004 Display technology:  LCD 
New price:  $45 Display size:  8
Size:  5.6" x 3.4" x 0.35"    
Weight:  2.9 ounces Serial No:  
Batteries:  n.a. Date of manufacture:  
AC-Adapter:   Origin of manufacture:  China
Precision:  8 Integrated circuits:  
Memories:  1    
Program steps:   Courtesy of:  Joerg Woerner

ElementaryN_1.jpg (374436 Byte)The California based company Stokes Publishing Company, Inc. distributes under the label "The Educator®" calculators optimized for teaching purposes.William T. Stokes filed already July 30, 1991 the US Patent Application U.S. Pat. No. 5,035,502 with the title "Transparent calculator for overhead projection". 

ElementaryN_Back.jpg (299201 Byte)Both the keyboard and the display are made from translucent glass and plastics. Using a simple overhead projector the teacher could demonstrate easily the function of a calculator. 

Emulates Texas Instruments TI-7 MathMate with AOS® Algebraic Operating System. Standard functions, change sign key, constants for all four basic operations, memory keys, eight-digit display, this calculator companion is perfect for introducing math to young people.

Please notice the ©1997 SPC printed on the calculator shown on the package.

Overhead™ Calculator is a trademark of Stokes Publishing Company, Inc.
AOS™ is a trademark of Texas Instruments.


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© Joerg Woerner, November 13, 2007. No reprints without written permission.