Little Professor Texas Instrument

Historia

The Little Professor is a Texas Instrument backwards-functioning calculator designed for children ages 5 to 9. Instead of providing the answer to a mathematical expression entered by the user, it generates unsolved expressions and prompts the user for the answer.

Características

1976 Little Professor LED 1
1978 Little Professor LED 2
1980 Little Professor LED 3
1981 Little Professor LCD 1
1982 Little Professor LCD 2
1985 Little Professor LCD 3
1985 Little Professor LCD 4
1995 Little Professor Solar 1
1997 Little Professor Solar 2
2004 Little Professor Solar 3