Google Tasks is a simple task management application provided by Google that allows you to create, manage, and organize to-do lists. It is available as a web app, as well as mobile apps for Android and iOS devices.

To use Google Tasks, you can either access it directly through the Google Tasks website or through the sidebar in Gmail, Google Calendar, or Google Docs. Here's how it works:

• Create a task: To create a new task, click the "+" button in the bottom right corner of the screen. Enter the task name and press enter to save it. You can also add a due date, notes, and subtasks if needed.
• Organize your tasks: To organize your tasks, you can create multiple lists by clicking on the "My Tasks" dropdown in the sidebar and selecting "Create new list." You can then drag and drop tasks between lists, reorder tasks within a list, and collapse or expand lists as needed.
• Complete a task: To mark a task as complete, click the checkbox next to the task name. The task will be crossed out and moved to the bottom of the list.
• Use shortcuts: To save time, you can use keyboard shortcuts in Google Tasks. For example, to create a new task, press "Ctrl + Alt + N" (Windows) or "Cmd + Shift + K" (Mac). You can find a list of shortcuts by clicking on the "?" icon in the top right corner of the screen.

Use on mobile devices: On mobile devices, you can use Google Tasks by downloading the Google Tasks app from the App Store or Google Play Store. The app allows you to add, edit, and complete tasks, as well as view your task lists offline.

Overall, Google Tasks is a simple and effective tool for managing your to-do lists and staying organized. Its integration with other Google services makes it easy to access and use alongside your other productivity tools.