Table of Contents
YOUTH AND EDUCATION
Coaching the Science Olympiad Flight Events – Mike Jester
TECHNICAL
Effect of Wing Planform on the Performance of an F1A Glider – Sergio Montes
Tail Length and CG Location for Locked Down Power Models – Harry Grogan
Rubber Motor Length vs. Maximum Turns and Maximum Torque – Jeremy Fitch
PRACTICE
Mini Vintage Models in the UK – Phil Ball
Evolution of an E-20 Powertrain – Frank Perkins
Launch Dynamics of a Discus Launch Glider – Mitsuru Ishii
Evolution of a Tip Launch Glider Design – Jorge Garcia Bravo
CONSTRUCTION
Balsa-Boron Propeller for F1D Models – Chuck Andraka
Carbon/Balsa Sandwich Layups for F1D Models – Arend Borst
Design and Construction of an F1B Carbon Molded Wing – Gil Hagay
COMPETION RULES
Automatic Launch and Landing Detection Using Altimeters – Allard Van Wallene
The Proposal for a 5 Gram Weight Reduction for F1B Motors – Michael Woodhouse
ARCHIVES
Free Flight Hall of Fame and Competition History – Don Deloach
ACHIEVEMENTS AND RECOGNITION
Doug Galbreath Remembered – Walt Ghio
Mini Neuron GPS/Altimeter/RDT – Aimee Raymond
NFFS Hall of Fame Inductees – John Lorbiecki
NFFS Presidential Message – David Lindley
2025 Symposium Patrons
2025 Authors and Contributors
