ScreenPal, formerly Screen-O-Matic, is the original tool for capturing videos of your screen that's ideal for education.
This Screencastify lesson plan is designed to assist educators with leveraging a multimedia edtech tool to support teaching
There are many excellent tools for making instructional videos, but one good example is Screencastify.
The screen recording web tools and apps below also have cool features like the ability to highlight areas, draw, upload images, add pdfs, and more.
Screencast-O-Matic is an online screen recorder that allows teachers and students to record, trim, edit, save, and share screencasts.
It's simple to use, has lots of nice features, works on Chromebooks, and is free for videos up to 10 minutes long.