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Koopa Shell β€” Super Mario perler bead pattern (12Γ—12)

Koopa Shell

A Koopa Troopa's green shell pattern. 12x12 medium pattern with 5 colors.

12x12 gridMedium68 beads5 colors

Materials Needed

68 beads total Β· 5 colors
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Top colors used in this pattern β€” tap a color to find matching beads:

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Finish it into…

Turn your finished piece into something usable β€” each option needs only one or two extra supplies.

Keychain

Iron, then thread a key ring through an empty corner hole (leave one bead unplaced) and close with pliers.

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Fridge magnet

Iron flat, peel the backing off a craft magnet and stick it on β€” no glue needed for small pieces.

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Pin / badge

Iron fully solid on both sides, then hot-glue a pin back to the center.

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Display piece

Iron both sides extra solid, prop it on a mini easel or frame it like pixel art.

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πŸ”₯ Ironing card

Size
12Γ—12
Beads
68
Heat
Medium (wool setting)
Time per side
10–15s
  • H29Γ—42
  • H28Γ—30
  • KΓ—20
  • AΓ—16
  • VΓ—10

Keep the iron moving in circles β€” never park it in one spot. Cover with parchment paper, iron one side, flip carefully, iron the other.

Fuzzy look? Iron slightly less on the pegboard side, then texture with a towel while still warm.

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Colors & Technique: Koopa Shell

What makes the Koopa Shell chart manageable is color blocking: the 12Γ—12 grid resolves into 5 clearly separated zones, led by green Green. Lay each zone in beads first, then step back and check the borders β€” misaligned color boundaries are the most common flaw at this scale, and they are far easier to fix before ironing. Total build time lands around 10-20 minutes; difficulty is rated medium across 68 beads.

Where It Shines

Think of the Koopa Shell chart as a 10-20-minute project with a display payoff: the 12Γ—12 grid, 68 beads and 5-color palette produce a piece with enough presence for a desk or shelf on its own. The green zones photograph well under warm light β€” worth remembering if you share makes on social media. Pair with simpler mario charts when teaching kids or running a craft night; mixed difficulty keeps a group engaged.

How to Make This Pattern β€” Step by Step

Supplies

  • β€’12x12 Fuse Bead Pegboard
  • β€’Ironing Paper
  • β€’Household Iron
  • β€’Green Γ— 42
  • β€’Dark Green Γ— 30
  • β€’Yellow Γ— 20
  1. 1

    Place beads on a 12x12 pegboard according to the pattern grid.

  2. 2

    Cover the design with ironing paper.

  3. 3

    Iron on medium heat for 30-60 seconds with circular motions.

  4. 4

    Flip and iron the other side.

  5. 5

    Let cool under a heavy book.

Ironing Tips

  • πŸ’‘Medium heat only β€” too hot and the beads over-melt and lose shape; too cool and they won't fuse.
  • πŸ’‘Keep the iron moving in slow circles β€” staying in one spot melts that area flat.
  • πŸ’‘Iron both sides and press under a heavy book while cooling to keep it flat.

FAQ

How long does the Koopa Shell pattern take?β–Ό
For the Koopa Shell chart at 12Γ—12 (68 beads, 5 colors, medium difficulty), expect roughly 10-20 minutes of placing beads plus 5-10 minutes of ironing, flipping, and cooling under weight.

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