Foam Board Delta 1 - Constructed from a single sheet (20" x 30") of foam board for $1.

Features:
Original FoamFlyer design, no plans exist
Flat airfoil (foam board with paper left intact)
Elevons mixed at transmitter
Green lights (strip of 60 LEDs) on the bottom in a V-pattern
Electric ducted fan with thrust tube
Receiver, battery, and ESC attached to foam board with Velcro
Wires taped down to prevent fan injestion
Servos hot-glued to foam board

Specifications:
Wing Span: 27 in (69 cm)
Wing Area: 324 in2 (20.9 dm2)
Airfoil: Flat
Wing Loading: 7.4 oz/ft2 (23g/dm2)
Controls: Elevons, Throttle
Servos: Hitec HS-81 (two)
Receiver: Corona RD820
ESC: Castle Creations Phoenix 40 Brushless
Battery: Flightmax 3S1800 Lipo
Motor: Super Flying Model 2200-9-3500 outrunner
EDF: Super Flying Model #1028
All-Up Weight: 16.6 oz (471 g)
Watts per Pound: 135