notebook

Everyday

1. A notebook is a small book with empty pages for writing. tree →
2. A notebook is also a small, light laptop computer. tree →

In the lessons

In maths: a thing bought, counted or shared at school; price per notebook, pages per notebook. In school: exercise books and notebooks for each subject; a science notebook for observations. In everyday life: back-to-school shopping lists. In stories: a secret notebook or diary that holds a clue.

Examples

• A notebook costs 2 dollars. tree →
• She bought 5 notebooks. tree →
• Each notebook has 80 pages. tree →
• How many notebooks can he buy with 12 dollars? tree →
• Write your observations in your science notebook. tree →
• He keeps a notebook of bird sightings. tree →
• Open your notebooks to a new page. tree →
• The detective found a clue in the old notebook. tree →

Note

A thing counted. «Each notebook costs» gives a rate: cost = price × notebooks. Trap: «pages in each notebook» and «notebooks» must be multiplied, not added. «How many can he buy» means divide and round down. In the UK, a school notebook is often called an exercise book.