• Shirt
• Name
• Blood
• Age
• Weight
• Job
Donor #1 #1
Donor #2 #2
Donor #3 #3
Donor #4 #4
Donor #5 #5
• The A+ donor is next to the B+ donor.
• Brooke is at one of the ends.
• The woman wearing the Black shirt is somewhere to the left of the 150 lb woman.
• The Actress is next to the Chef.
• Kathleen is 40 years old.
• The Florist is somewhere to the right of the woman wearing the Purple shirt.
• The oldest donor weighs 130 lb.
• Brooke is next to Nichole.
• The 35-year-old woman is exactly to the left of the 30-year-old woman.
• The 120 lb donor is somewhere between the the O- donor and the 150 lb donor, in that order.
• Kathleen is at one of the ends.
• The woman wearing the Purple shirt is somewhere to the right of the woman wearing the Green shirt.
• The B+ donor weighs 140 lb.
• The youngest woman is next to the 30-year-old woman.
• The woman considered universal recipient is exactly to the left of the A+ donor.
• Meghan is somewhere to the right of the woman wearing the Purple shirt.
• The woman wearing the Green shirt is somewhere between the Actress and the woman wearing the Red shirt, in that order.
• At one of the ends is the 130 lb woman.
• The universal donor is 35 years old.
• The Florist is somewhere between the Actress and the Engineer, in that order.
• The woman wearing the Blue shirt is somewhere to the left of the woman wearing the Red shirt.
• The AB+ donor is next to the youngest woman.

### How to play

• Start by reading all the clues;
• Find all the "basic" clues and mark them. The most basic clue is the one that states that something is in a determined house/position. Example:
• The German lives in house three.
• Sometimes you are going to need to deduce some information using two or more clues;
• All the clues must be used;
• The game ends when all the clues are correctly checked and everything is filled.

#### More Zebra Puzzles

See our thematic zebra puzzles list and check out our sister website ZebraPuzzles.com to play 5 new Zebra Puzzles every day.

### Need help?

If, after reading the instructions, you still don't understand how to play, try playing one of these simpler zebra puzzles. They were designed to be easier than the ones of the same difficulty.

### Printable version

Now you can buy the official complete set of answers key for the Zebra Puzzles at AhaPrintables.com. Exclusive for teachers and educators.

### Cognitive Benefits of Zebra Puzzles

Zebra puzzles engage the brain in critical thinking and deductive reasoning. Solving these puzzles often requires the individual to interpret clues, make connections, and eliminate possibilities to arrive at the correct solution. This mental exercise not only sharpens logical reasoning skills but also improves focus, attention to detail, and analytical abilities.

Various studies on cognition and puzzles suggest that regular engagement with challenges like Zebra puzzles can have longer-term benefits. They can potentially aid in the enhancement of problem-solving skills and may even contribute to improved memory and information retention. In summary, Zebra puzzles offer an effective way to engage cognitive functions and foster intellectual growth.

### Zebra Puzzles in Education

Zebra puzzles are increasingly being incorporated into educational settings as a tool for teaching logic and reasoning skills. Teachers and educators find these puzzles to be useful in engaging students in active learning, as they require students to apply critical thinking to solve complex problems. The puzzles can be adapted to various difficulty levels, making them accessible for students of different ages and abilities. They can be used as stand-alone exercises or integrated into a broader curriculum focused on mathematics, logic, or computer science.

Beyond the classroom, Zebra puzzles are also used in educational competitions and extracurricular activities to challenge students and encourage teamwork. The process of solving these puzzles collaboratively can help students learn to communicate effectively, delegate tasks, and think systematically. This hands-on approach to learning can make complex concepts more understandable and engaging, thereby enriching the educational experience.