Practise your calculator skills
Langdon, Nigel
Notes
Experiments, puzzles and games to reinforce and enliven theoretical learning. Basic principles of using a calculator.
Size: 12 up
upper age: 99
no information
| ISBN: | 0860207455 |
| pub: | 1983 |
| Subjects |
|---|
| CALCULATORS |
| MATHS GAMES |