Graphite

Graphite is an excellent website for finding technology tools.  If you are looking for engaging tools, for example, to use in the classroom,  go to Graphite and search engaging tools.  You will get hundreds of results. You can narrow your search results by grade level (pre-K - 12), subject area, platform (iPad, websites, Chrome, etc.), skill (collaboration, creativity, critical thinking, etc.),  purpose (presentation, assessment, etc.) and price.  Each tool has a Graphite rating as well as a teacher rating.
For example:

Each tool also shares the pros, cons, and the bottom line.

If you haven't checked out Graphite, you will want to.  It is a great tool to find technology resources.