Delta Drawing

Delta Drawing Learning Program, later retitled Delta Drawing Today, is a turtle graphics drawing program developed by Computer Access Corporation,^[1] and published by Spinnaker Software in 1983.

Delta Drawing Learning Program

Developer(s)	Computer Access Corporation Power Industries LP
Initial release	1983; 42 years ago (1983)
Stable release	4.3 / 1993; 32 years ago (1993)
Platform	Apple II, Atari 8-bit, Commodore 64, VIC-20, MS-DOS
Available in	English, Spanish
Type	Turtle graphics

Delta Drawing was intended for children age 4 to 14. It features a functional programming language for executing scripted drawing and painting instructions.^[2] Spinnaker sought to improve on the educational value of Logo, an earlier educational programming language that could also program turtle graphics.^[3]

Power Industries LP of Newton, Massachusetts later acquired Delta Drawing Learning Program and continued its development. They released the new version, Delta Drawing Today v4.0, in 1990,^[4] and eventually a Spanish-language edition: Delta Drawing Today Version Español.

See also

• KTurtle
• NetLogo