materials-

set square,
cotton,
sellotape,
blue tac,
cut up rubbers,
1 meter rulers,

task
to make a clinometer so we can measure the height  of various objects around the school.

https://www.youtube.com/watch?v=zjuiKhbZPMs
here is a video on how to use a clinometer   

after we had made the clinometer  we measured
the olive tree= 12.5 meter
toilet block= 3.64m
norfoke pine= 30.5m
goal post= 5.65m

we had