Or, learn basic HTML/CSS in your browser’s inspector. You can build a "blocky" world using div tags that is more satisfying than chasing dead links.
If you successfully find a working link for Minecraft 1.5.2, the experience will differ slightly from the modern game you might see YouTubers playing today. unblocked games minecraft 152 link
: It runs smoothly on restricted hardware, such as school-issued Chromebooks. Or, learn basic HTML/CSS in your browser’s inspector