provides a place for children to climb/play around
to make the playground look good
provides oxygen/clean air
provides a place for (small) animals to live in/eat
prevents erosion
3 correct – difficult
2 correct – moderate
1 correct – very easy
Teaching and learning:
Some answers involve science understandings, e.g.,
provides shade/shelter
provides oxygen/clean air
provides a place for (small) animals to live in/eat prevents erosion.
Two answers were based on experiences, aesthetics, e.g.,
provides a place for children to climb/play around
to make the playground look good.
Diagnostic and formative information:
Analysis of correct responses
Although students only needed to give 3 good reasons for having large trees, the frequency of each correct response was:
67% of students mentioned 'shade'.
35% of students mentioned 'place to play'.
36% of students mentioned 'to look good'.
20% of students mentioned 'oxygen/clean air'.
10% of students mentioned 'animal home'.
3% of students mentioned 'erosion'.
Next steps:
Ask students to explain why their reasons are important.