What if one small question could change a life forever?

When Lina's best friend Maya becomes mysteriously sick, doctors struggle to find the answer. Curious and determined, Lina follows her father into the fascinating world of hospital laboratories, glowing DNA machines, and real medical science.

There, Lina discovers the incredible power of PCR - a groundbreaking tool doctors use to find hidden clues deep inside cells, genes, and DNA.

As Lina learns about biology, proteins, genetics, and medicine, she begins to understand how science helps doctors solve mysteries and save lives every day.

Filled with colorful illustrations, heartwarming moments, and exciting STEM discoveries, Lina and the Mystery of the Missing Diagnosis introduces young readers to:

• DNA and genes

• Proteins and cells

• PCR and laboratory medicine

• Scientific curiosity

• Problem-solving and compassion

• Real-world medical science

Perfect for children ages 6-10 who love:

• Science
• Medicine
• Big questions
• Inspiring stories
• Helping others

This beautifully illustrated story encourages children to dream big, stay curious, and discover how science can change the world.

Because every discovery starts with a question.