Firefly & Fern

Ryan Marquez

Ages 8–14sportsathleticism

Gene A. Mittler, James D. Howze

Ages 14–18art fundamentalscreativity

Dan Freedman

Ages 8–12soccerskill development

Mark Bernthal

Ages 7–12martial artsstrategy

Alan G. Foster

Ages 12–15problem-solvingmathematical thinking

Ages 7–9skill developmentpractice

Sean Rossiter, Paul Carson

Ages 9–12sportshockey

Don Rauf

Ages 9–14careerscreativity

Scott D. Wurdinger, Scott Wurdinger, Leslie Rapparlie

Ages 8–12adventuresports

Ages 9–12sportsskill development

Ages 12–13academic achievementtest preparation

Katrin Barth

Ages 8–14sportstraining

Ages 9–12sportsathletics

Carol Griffiths

Ages 18–18language learningliterature in education