It's the Scratch from the 20th century: Logo! Logo is an educational programming language centered around turtle graphics that was quite popular during the early days of computing.


LOGO INTERPRETER:
http://www.logointerpreter.com/



MUSIC:

"Darxieland" by Kevin MacLeod

"Everybody Bounce" by Waterflame

"Side Crawler Dance" from Wonder Boy: The Dragon's Trap
"Koopa Cape" from Mario Kart Wii
"Seaside Town" from Super Mario RPG

"Fun At The Beach" from New Super Mario Bros. DS