Just printed both Volumes. Going to take them to Youth Group with me tonight. I hope Target has some Butterflys available.
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I’m thinking Vol.3 & Vol.4 will be about yo-yo maintenance. Swapping and cleaning bearings, washing string. I dunno. I may do an issue about bearing types and axle types.
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I think expanding on string might be a good idea.
String Tension
Thicknesses
Materials
When to change…
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That’s a great idea!
Looks like I’ve got plenty of information for future issues 
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