PDF

or solve online (using our beta test of Penpa-Edit tools)

Theme: Four Slices of Pi

Author/Opus: This is the 8th puzzle from guest contributor Mark Sweep.

Rules: Standard Cross the Streams rules.

Difficulty: 4.5 stars

Time Standards (highlight to view): Grandmaster = 6:30, Master = 15:00, Expert = 30:00

Solution: PDF and solving video.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on. More Cross the Streams can be found in these e-books in our store.

PDF

or solve online (using our beta test of Penpa-Edit tools)

Author/Opus: This is the 391st puzzle from our contributing puzzlemaster Grant Fikes.

Rules: Standard Cross the Streams rules.

Difficulty: 2.5 stars

Time Standards (highlight to view): Grandmaster = 1:45, Master = 3:00, Expert = 6:00

Solution: PDF and solving video.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on. More Cross the Streams can be found in these e-books in our store.

PDF

or solve online (using our beta test of Penpa-Edit tools)

Theme: 2’s

Author/Opus: This is the 100th puzzle from our contributing puzzlemaster Ashish Kumar.

Rules: Standard Cross the Streams rules.

Difficulty: 2 stars

Time Standards (highlight to view): Grandmaster = 1:40, Master = 2:30, Expert = 5:00

Solution: PDF and solving video.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on. More Cross the Streams can be found in these e-books in our store.

PDF

or solve online (using our beta test of Penpa-Edit tools)

Theme: Asterisk

Author/Opus: This is the 382nd puzzle from our managing editor Serkan Yürekli.

Rules: Standard Cross the Streams rules.

Difficulty: 1 star

Time Standards (highlight to view): Grandmaster = 1:05, Master = 1:45, Expert = 3:30

Solution: PDF and solving video.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on. More Cross the Streams can be found in these e-books in our store.

PDF

or solve online (using our beta test of Penpa-Edit tools)

Theme: 3 4 All

Author/Opus: This is the 368th puzzle from our contributing puzzlemaster Grant Fikes.

Rules: Standard Cross the Streams rules.

Difficulty: 2.5 stars

Time Standards (highlight to view): Grandmaster = 2:00, Master = 3:00, Expert = 6:00

Solution: PDF; a solution video is also available here.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on.

PDF

or solve online (using our beta test of Penpa-Edit tools)

Theme: Goldilocks and the Three Question Marks

Author/Opus: This is the 358th puzzle from our contributing puzzlemaster Grant Fikes.

Rules: Standard Cross the Streams rules.

Difficulty: 4 stars

Time Standards (highlight to view): Grandmaster = 8:45, Master = 12:00, Expert = 24:00

Solution: PDF; a solution video is also available here.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on.

PDF

or solve online (using our beta test of Penpa-Edit tools)

Theme: 1 to 5

Author/Opus: This is the 14th puzzle from guest contributor Freddie Hand.

Rules: Standard Cross the Streams rules.

Difficulty: 3.5 stars

Time Standards (highlight to view): Grandmaster = 5:30, Master = 8:15, Expert = 16:30

Solution: PDF; a solution video is also available here.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on.

PDF

or solve online (using our beta test of Penpa-Edit tools)

Theme: Pairs

Author/Opus: This is the 12th puzzle from guest contributor Chris Green.

Rules: Standard Cross the Streams rules.

Difficulty: 3.5 stars

Time Standards (highlight to view): Grandmaster = 3:15, Master = 6:15, Expert = 12:30

Solution: PDF; a solution video is also available here.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on.

PDF

or solve online (using our beta test of Penpa-Edit tools)

Theme: 1 to 4

Author/Opus: This is the 9th puzzle from guest contributor Jonas Gleim.

Rules: Standard Cross the Streams rules.

Difficulty: 3 stars

Time Standards (highlight to view): Grandmaster = 4:00, Master = 5:45, Expert = 11:30

Solution: PDF; a solution video is also available here.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on.

PDF

or solve online (using our beta test of Penpa-Edit tools)

Theme: 123

Author/Opus: This is the 209th puzzle from our contributing puzzlemaster Murat Can Tonta.

Rules: Standard Cross the Streams rules.

Difficulty: 2.5 stars

Time Standards (highlight to view): Grandmaster = 2:00, Master = 3:15, Expert = 6:30

Solution: PDF; a solution video is also available here.

Note: Follow this link for other Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on.