18 traditional blocks
Quilt Block Atlas — quilt block patterns you can resize
12″ Ohio Star: Squares — Background; cut 4 at 4½″. See the complete answer
Free quilt block patterns that resize: every one of the 18 traditional blocks here can be made at any size its grid divides cleanly, with the rotary-cutting chart computed for you — including the in-between sizes published charts skip.
12″ Ohio Star cutting answer
Nearest sizes that cut cleanly:
- Squares — Background
- 4½″
- Squares — Fabric A
- 4½″
- Squares for quarter-square triangles — Fabric A
- 5¼″
- Squares for quarter-square triangles — Background
- 5¼″
Fabrics in this block
- A — gold
- BG — background
See the complete cutting table
Column headings are the FINISHED block size — the size it will be once it is sewn. Every number in the table is the size to CUT, which includes ¼″ of seam allowance on each edge. Rows that are subcut on a diagonal are cut larger still, so the allowance survives the extra cuts.
Scroll sideways to see every size.
| Patch | 12″ |
|---|---|
| Squares — BackgroundCut 4 | 4½″ |
| Squares — Fabric ACut 1 | 4½″ |
| Squares for quarter-square triangles — Fabric ACut 2, cut on both diagonals | 5¼″ |
| Squares for quarter-square triangles — BackgroundCut 2, cut on both diagonals | 5¼″ |
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7 blocksCard Trick 3×328 piecesDifficulty 4 of 5 — experienced
Churn Dash 3×317 piecesDifficulty 3 of 5 — confident beginner
Friendship Star 3×313 piecesDifficulty 2 of 5 — easy
Maple Leaf 3×312 piecesDifficulty 2 of 5 — easy
Nine Patch 3×39 piecesDifficulty 1 of 5 — first block
Ohio Star 3×321 piecesDifficulty 3 of 5 — confident beginner
Shoofly 3×313 piecesDifficulty 2 of 5 — easy