Behaviour | Item number | Item |
| ST49Q1 | I talk about mathematics problems with my friends. |
ST49Q2 | I help my friends with mathematics |
ST49Q3 | I do mathematics as an activity |
ST49Q4 | I take part in mathematics competitions |
ST49Q5 | I do mathematics more than 2 hours a day outside of school. |
ST49Q6 | I play chess |
ST49Q7 | I program computers. |
ST49Q9 | I participate in a mathematics club. |