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About SOS-COS
School of skills and center of studies
This is a great learning app. You can learn and remember the concepts well everything in this app is mind-blowing this app help students to learn through visual learning students can easily understand the concept and also provide short note it's best for children.
What's new in the latest 1.5
Last updated on Feb 25, 2022
Minor bug fixes and improvements. Install or update to the newest version to check it out!
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