See Saws - Playground Equipment for Commercial, School Playgrounds and Church Play Structures
Teeter Totter For Adults - Ideas on Foter
HearthSong Quad-Seat Teeter Totter Spinning Seesaw for Multiple Kids' Active Play, Approx. 28" H x 78" Diam., Each Seat Holds Up to 100 Lbs. : Amazon.ca: Toys & Games
Seesaw - Wikipedia
Quad-Seat Teeter Totter – HearthSong
4-Way Teeter Totter - Treefrogs Showrooms
Amazon.com: SUPER DEAL Kids Teeter Totter, 4 Seat Seesaw 360° Rotate All Steel Extendable Tubes Weather and Rust Resistant for Indoor Outdoor Playground (Orange&Green) : Toys & Games
Pineway Ponds - Rochester's Playbook
Tiltation of Light" - 4 Person Teeter Totter | XARAX - Interactive Art from Vancouver, BC
Four Seat Teeter Totter - Playground Equipment Pros