Collision not detected

[sfederici]

Scratch Project URL

https://scratch.mit.edu/projects/1038083036

Leopard Project URL

https://leopardjs.com/projects/TpHk3oSpOC

What kind of error(s) are you experiencing?

• Leopard is failing to generate JavaScript code
• The JavaScript code generated by Leopard doesn't work correctly
• The JavaScript code generated by Leopard is confusing or needs improvement
• Other

Description of issue(s)

When you press 1,2,3,etc to create a new shape, the shape falls through the ground line, while it is supposed to stop when it collides with the ground.