Method and System for Presenting Digital Instruction

An interactive instruction system comprising:

• a computer system;
• a display device operatively connected to the computer system;
• and
• a handheld calculator operatively connected to the computer system, wherein the computer system is configured to
• receive a display stream from the handheld calculator, wherein the display stream comprises screen images displayed on the handheld calculator;
• present the screen images in the display stream on the display device as the display stream is received;
• store the display stream as the display stream is received;
• pause the presenting of the display stream responsive to user input, wherein receipt and storage of the display stream are not paused;
• and
• resume presentation of the screen images responsive to user input, wherein at least a portion of the screen images in the stored display stream is presented on the display device responsive to user selection of presentation controls.

A computer readable medium comprising executable instruction to cause a computer system to perform a method comprising:

• receiving, on the computer system, a display stream from a handheld calculator operatively connected to the computer system, wherein the display stream comprises screen images displayed on the handheld calculator;
• presenting the screen images in the display stream on a display device coupled to the computer system as the display stream is received;
• storing the display stream as the display stream is received;
• pausing the presenting of the display stream responsive to user input, wherein the receiving and the storing are not paused;
• and
• resuming presentation of the screen images responsive to user input, wherein at least a portion of the screen images in the stored display stream is presented on the display device responsive to user selection of presentation controls.