Invisible Ink: Yes & Know Sports Game Books "Sports Spectacular" & "All About Sports" Fascinating Facts & Fun Games Activity Books Gift Set Bundle - 2 Pack Gift Set Bundle Includes 2 Different Invisible Ink Yes & Know Sports Fascinating Facts & Fun Games Activity Books! Set Includes "Sports Spectacular" & "All About Sports" 96 Pages of Fun (48 pages each) & 2 Invisible Ink Pens, Printed with Pride in USA Perfect for travel, party favors, giveaways, schools, organizations, stocking stuffers, special needs, gifts & so much more! For Ages 8 and up