GoConqr is a free online quiz maker which allows you to create and share quizzes. 

Kaizena is a Google add-on tool which enables you to leave voice comments and types of feedback for students. It includes a trackable Skills suite. 

Plickers is a formative assessment tool for assessing student learning. 

It supplies instant feedback to assist with teaching and learning. 

ClassDojo is a free digital classroom which allows teachers to create and share communications and learning with both parents and students. It includes messaging, story feeds to update about activities, achievements and events, and allows students to create a portfolio.

Flipgrid is a free tool for flipped classroom and social learning. Create a digital space to sshare and interact with students. 

Google Docs is a digital word processing application which allows you to create, access, edit and share documents anywhere.

It also includes comment tools, editing and chat functions to allow group collaboration in real time. 

The MERLOT System is a digital curated repository of free and open online teaching and learning digital tools and resources. 

Searchable and collaborative, you can add, share and locate materials. 

Ning allows you to create your own online community or social network that can be customised to allow groups, blogs and other features - it does require a paid subscription. 

Penflip is a free collaborative writing tool. It allows you to create, share and download different file format documents and e-books online. 

Trello is a digital tool which enables you to create online lists, boards and share projects, tasks and activities. Useful for managing collaborative projects.