http://Thinglink.com , not Thinklink.com
(that is a search engine) is a great way for students and teachers to create, share and publish notes, presentations and instructional videos.
It is basically a Web-based bulletin board which can be used across disciplines with a multitude of results from Elementary up through High School and beyond.
You “PIN” links to it of text, pictures and videos. Thinglink has a few different options as a tool, you can use it free or pay for one or multiple users to get all the bells and whistles available.
Some examples of Thinglinks across curricula
Math Shapes -Elementary
Science- Animal Cells Middle School
Social Studies- Geography Middle School