Office 365 Education for Students includes Office 365 ProPlus, which allows students to install up to 5 copies of the latest Microsoft Office suite for their PCs and Macs and up to five copies for their iOS or Android devices.
Your details will need to match those provided to the school on the student blue card.
Visit this link to get started: https://studentoffice.net/
Here is a link with the step by step instructions: https://studentoffice.net/Home/HowTo
Below is a video showing the process to download and activate Office on up to 5 devices: