How to make a beautiful fish 3D origami (in the technique of modular origami) for beginners

0:05 We need: 2 red, 1 black, 26 blue, 24 light green, 24 orange, 10 pink triangular pieces. How to make triangular pieces for 3d origami see here:  ...  Making the first row of 2 pieces red. Second row: 3 light green  ...