Before you request an account - have you tried the default log in details for your organisation?
For a school : firstname.lastname@organisation
For example: joe.bloggs@schoolname
For an early years setting: ey.firstname.lastname
For example: ey.joe.bloggs
A video tutorial is available here.
If you work in a school, please enter your school email address. Take care when entering your details, we need to use these details to verify your account.