Scratch

Scratch otherwise known as SCRATCH in capitals, its a game-community was first-made in 2003 by MIT Media Lab making its own first prototype, the site targeted primarily at children to get to learn about coding by simply matching the 10 colored-blocks to create their own projects around the site provides being based on block-based programming. some screamers disguised as kid-friendly and has a suspicious title includes Scratch Cat Quiz! or Not Scary Rly Fun.

Link
NOTE : the following website might contain screamers!
 * scratch.mit.edu