Tom Kuhn Sleep Machine White and Blue - usastrojax
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I Attempted The World's LONGEST Yoyo Sleeper - YouTube
Dazzling Dave's Yo-Yo World Records
LONG SLEEPER CONTEST – WORLD YO-YO CONTEST 2015
Museum of Yo-Yo History
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I Attempted The World's LONGEST Yoyo Sleeper - YouTube
I Attempted The World's LONGEST Yoyo Sleeper - YouTube
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How Long Will My Sleepy Yo-yo Sleep? | Science Project
I Attempted The World's LONGEST Yoyo Sleeper - YouTube
YOSTAR Yoyo Professional MAGICYOYO T5 Plus Overlord Unresponsive Yoyo Balls, Special Cool Logo, Stable and Durable, with 5pcs
Amazon.com: Yomega 3 Legendary Spinners The Original Yoyo with A Brain + Fireball Transaxle YoYo + Spectrum – Light up with LED Lights for Kids Beginner, Intermediate and Pro Level String Trick
Dazzling Dave's Yo-Yo World Records
How Long Will The Yoyo Spin? - JDS Shutter - YouTube
I Attempted The World's LONGEST Yoyo Sleeper - YouTube
Amazon.com: Yomega Brain - The YoYo with a Brain Includes Auto Return Technology - Beginner Level String Trick Yo Yo (Colors May Vary) : Toys & Games
Amazon.com: Yomega The Original Brain - Professional Yoyo for Kids and Beginners, Responsive Auto Return Yo Yo Best for String Tricks + Extra 2 Strings & 3 Month Warranty (Purple) : Toys & Games
Amazon.com: Yomega 2 Legendary Spinners The Original Yoyo with A Brain and Fireball Transaxle Yo-Yo. Beginner, Intermediate and Pro Level String Trick Play. Includes 5 Extra Strings (Fireball-Brain-Black-Red) : Toys & Games
Why Won't My Yoyo Sleep Longer? How To Test And Fix Yoyo Sleep Time | YoYoTricks.com
