2D diagram
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How to make a sea glider paper airplane

Sea Glider Paper Airplane: try all 8 steps in the 3D player. Turn and replay every move. Print the complete diagram sheet or save it as PDF.

EasyAn Origami Tutor design8 steps8.5 × 11 in · One rectangle

An Origami Tutor sea glider: a broad rectangular wing with its front edge rolled into a thick band. It drifts down slowly and floats a long way on a gentle push.

You need
One sheet of letter paper (A4 works too). No glue or scissors.
Start
Lay a sheet of letter paper in front of you, short edge at the top.
Tips
  • Press each roll flat before the next: an even band keeps the nose from drooping to one side.
  • Throw it softly and level. If it dives, bend the back edges of both wings up a little.
Symbols, bases & terms ↗
Finish

Your model is ready

Hold the body under the wings and let the glider go with a slow, gentle push.

3D paper
8 steps · press any step to watch it in 3D

Step-by-step diagrams

Valley fold Mountain fold Color side White side
  1. 1

    Crease the middle

    Fold the paper in half from left to right, crease it, and open it again.

  2. 2

    Fold the top edge down

    Fold the top edge down about an inch, across the whole width.

  3. 3

    Roll it down again

    Fold the new top edge down another inch, over the first fold.

  4. 4

    Roll it down once more

    Fold the top edge down a third inch. The front edge is now a thick, even band.

  5. 5

    Fold in half

    Fold the plane in half along the center crease, with the band on the outside.

  6. 6

    Fold the first wing down

    Fold the top wing down along a line an inch from the body's fold and parallel to it.

  7. 7

    Fold the second wing behind

    Fold the other wing back along the same line, so it matches the first.

  8. 8

    Spread the glider wings

    Open both broad rectangular wings away from the body. Leave a shallow V with both tips a little above the roots, keeping the thick front band folded flat. Then turn the plane upright, keel below.

  9. ✓

    Finish

    Hold the body under the wings and let the glider go with a slow, gentle push.