Learn how to use GeoGebra by watching their YouTube channel.

Send a reminder to yourself at a scheduled time.

A quick overview of formative,a service that allows teachers to send out formative questions and receive feedback.

Formative is an online assessment tool that lets teachers set up questions which run on any device with a web browser (iPads, smartphones, laptops, iPod Touches, etc.)

g(Math) Form Responder with Handwriting Entry will now allow your Form Responders to sketch a Form Response. This is great news for math teachers who want students to show their work (makes me wish I had some touchscreen Chromebooks for my class)!

You can use g(Math) with students so they can put equations and graphs into Google forms. Here are screenshots to show you how.

Stay Focusd is a Chrome extension designed to help you stop wasting time on sites like Facebook and get your work done instead. With Stay Focusd installed you can set a time limit for yourself for how much cumulative time in a day that you spend on sites like Facebook, Pinterest, and Twitter. Once you've used up your self-allotted time on those sites you won't be able to revisit them in that browser for 24 hours.

Parapara Animation is a free animation creation tool developed and hosted by Mozilla. The tool is easy to use and it does not require registration in order to use it. To get started simply visit the Parapara Animation website, select a digital crayon, then start drawing. Click the large "+" icon in the top of the screen to add a new frame to your animation. You can playback your frames at any time in the creation process. When you're done making your animation it will be assigned a unique URL that can be shared via email. A QR code for your animation will also be generated for you.

Save to Google Drive, Quick Create, Office Editing, and Sync Drive with Dropbox

Paste your text into Analyze My Writing and it will generate a ton of information about your writing. Analyze My Writing will give you a break-down of the readability of your writing on five indices. The analysis will include listings of the most common words and most common word pairs in your writing. A listing of how frequently you use punctuation and punctuation types is included in the analysis provided by Analyze My Writing. Finally, a word cloud is included at the end of the analysis of your writing.