Printable version

Detailed instructions for working a group puzzle of type 'Birthday'

This is a signature puzzle named 'Birthday'

The 8 elements in each group of this type of puzzle are: B, I, R, T, H, D, A, and Y.

Every group in the puzzle must contain exactly this set of elements.

Each row is a group numbered as shown in this Birthday figure.

In a Birthday puzzle, each row is a group numbered as shown in the figure above.

Each column is a group numbered as shown in this Birthday figure.

In a Birthday puzzle, each column is a group numbered as shown in the figure above.

Each 4x2 rectangle is a group numbered as shown in this Birthday figure.

In a Birthday puzzle, each 4x2 rectangle is a group numbered as shown in the figure above.