Challenge mode
Creative mode
Animation mode
Help
Help for function at cursor
Take the tour
Login
Register
Save
Save and share your code
Share
New program
Undo
Redo
Format Code
1
2
3
4
5
6
7
8
9
let
side
=
15
pen color:yellow
repeat
20
(
i.
fw side
*
i
right
90
)
fill color:orange
circle
3
OK, value: 15
Hide the turtle
Save as an image
Position of turtle at current expression
(0, 0)
Direction of turtle at current expression
0
Previous turtle at current expression
/ 1
Next turtle at current expression
Number of instructions
88
Number of tokens
18
Zoom in
Zoom out
Locate turtle
Reset to the center
Welcome to Shelly!
Learn programming by drawing - or just draw if you already know how to code!
Take the tour