# Creating and Querying Observable Sequences #

This section describes how you can create and subscribe to an observable sequence, convert an existing JavaScript event and query it.

1. [Creating and Subscribing to Simple Observable Sequences](creating.md)
2. [Bridging to Events](events.md)
3. [Bridging to Callbacks and Promises](callbacks.md)
4. [Querying Observable Sequences](querying.md)
5. [Operators by Category](categories.md)
