1- Khan Academy
Khan Academy provides free educational content in the form of instructional videos and practice exercises covering different subjects including math, chemistry, physics, science, arts, humanities and many more.
2-ReadWriteThink
ReadWriteThink offers a wide variety of classroom and professional development resources. These include student interactives, lesson plans, printouts, mobile apps, strategy guides,etc.
3- Common Sense Media
This is a platform where you can access teacher-created reviews of educational tools and mobile apps, read-made lesson plans, webinars, videos and many other resources.
4- CK-12
CK-12 provides teacher-curated STEM content that include lessons, activities, study guides, and practice exercises.
5- Smithsonian Learning Lab
Smithsonian Learning Lab empowers learners with materials and tools to hep them personalize their learning, create new ideas, find resources and access collections of educational content and build meaningful educational networks.
6- OER Commons
Open Educational Resources is a public digital library of open educational content that allows you to ‘explore, create, and collaborate with educators around the word to improve curriculum’.
7- Discovery Education
Discovery Education provides tons of standards-aligned resources, tools to enhance students thinking skills, and opportunities for collaborative learning experiences to help teachers grow their professional practice.
8- TED Ed
TED Ed is an education initiative from TED to help teachers, educators, and students to access and create interactive video lessons.
9- Edshelf
This is a ‘socially-curated discovery engine of websites, mobile apps, desktop programs, and electronic products for teaching and learning’
10- Symbaloo EDU
‘SymbalooEDU is the visual resource management tool that helps educators and students organize and share the best of the web. Users save their resources in the cloud and access them from anywhere with any device’
Sources:
1- https://www.simplek12.com/ipads-mobile-learning/50-free-tech-tools-for-your-classroom/
2- https://www.refseek.com/directory/teacher_resources.html
3- https://www.huffingtonpost.com/scott-steinberg/education-tools_b_2567342.html
4- http://www.ala.org/aasl/standards/best/websites/2015