Related Clues:

• Stair alternative
• Hitchcock's 'The 39 --'
• Dance movements
• Riser plus tread
• Sloping entrance
• Degrees
• Use it to change levels
• Steps between two floors
• You can take them to another level
• One way up
• Landing connector
• Paths between floors
• Instruction segments
• Choreography units
• Access to other floors