phrases

hello,
I am a teacher and last days I have to teach many subjects in english. The children are 6-10 y.o. I need some helpful phrases I can use in class as: speak up, take your seats e.c.
Where can I find them?
Thanks i advance

Anna Wieclawska

[Horsa]

Try this link Cambridge University Press have created several posters you can download, print and put up in your classroom.

Classroom Language

Hope that helps