Google Classroom
Google's learning platform for creating, distributing, and grading assignments.
Also available as an app: 

My Child At School login page
Anytime access to timetables, attendance, behaviour, assessment and student reports, letters or important documents.
Click here for parent guides
Also available as an app: 

Times Tables Rock Stars login page
A maths programme for learning times tables (multiplication and division).

School admissions
Coventry City Council's school admissions page.

Schools and schooling
Coventry City Council's school term dates, admissions, contact details, free school meals, uniform support, etc.

The National Curriculum
Gov.UK web page: The national curriculum for England to be taught in all local-authority-maintained schools