Stimulating critical thinking using technology has the potential to create more in depth understanding of science and math content by students when engaged in learning activities which integrate in-class and on-line technology resources.
Technology tools support stimulation of both inquiry-based and critical thinking skills by engaging students in exploring, thinking, reading, writing, researching, inventing, problem-solving, and experiencing the world outside their classroom. This is accomplished through learning content through the lens of video to multimedia to the internet (Using Technology to Improve Student Achievement, NCREL, 2005).
"ECentral could be a good supplementary resource for language learners looking to strengthen their language skills and increase their exposure to English beyond the textbook. Used in isolation, the app could end up being somewhat confusing for learners." (Jackson, 2016, Overall assessment, ¶1).
Jackson, Lindsey. (2016.04.29). ...
This page features a compilation of over twenty videos (YouTube) and related materials (PDFs) on language learning and teaching produced by Jack C. Richards.
In this teacher training video, Russell Stannard introduces an easy-to-use audio recording tool, and demonstrates how to sign up, record and upload audio files, add written comments to them, and embed them in a blog.
Live illustrations, step-by-step instructions, and video demonstration - Final products perhaps aren't as glamorous as Pageflakes or the like, but you certainly can make-do without another account/sign-in if you already do Google.