bunny slope

US /ˈbʌn.i ˌsloʊp/
UK /ˈbʌn.i ˌsloʊp/
"bunny slope" picture
1.

a gentle, wide, and relatively flat ski slope, typically used by beginners or children

:
The instructor took the kids to the bunny slope for their first lesson.
Even experienced skiers sometimes use the bunny slope to warm up.