ENCYCLOPEDIA

The "Why?" collection about "the human body" offers an in-depth and comprehensive look at how the human body works. This collection includes:

Body anatomy: exploring the structure of the human body, including major organs such as the heart, lungs, liver, and kidneys, and how they work together to maintain vital functions.

Physiology: understanding how the body's different systems, such as the nervous, circulatory, respiratory, and digestive systems, work and interact to maintain overall health.

Vital functions: studying essential biological processes such as breathing, blood circulation, and digestion, and how they are regulated and controlled to maintain internal balance.

Evolution and growth: exploring how the human body develops from the embryonic stage through childhood, adolescence, and adulthood, and how it is affected by environmental and genetic factors.

Health and illness: analyzing how diseases and health conditions affect the body, from chronic illnesses to injuries, and how they are treated and prevented.

Body care: providing tips on how to maintain the body's health, from proper nutrition and exercise to sleep hygiene and mental health.

This collection provides valuable information about the human body, from its basic structure to how it works and interacts with the environment, making it ideal for those interested in health and medical science.

WHY? BOX SET Includes five fascinating books:

The Human Body: Explore how the human body works, from vital systems to organ functions and medical advancements.

Animals: Learn about the animal kingdom, their lifestyles, behaviors, and the importance of preserving biodiversity.

Plants: Discover the world of plants, from their different types to their essential role in the ecosystem and our daily lives.

Discoveries: Explore the latest scientific and technological discoveries that have impacted multiple fields and opened new horizons of knowledge.

Food: Learn about the importance of food in our health, different diets, and how to achieve a healthy nutritional balance.

This box set offers diverse and interesting information in multiple fields, making it perfect for the curious and knowledge enthusiasts

The "Why?" collection about "the universe" offers a comprehensive and in-depth look at different aspects of the universe. This collection includes:

The formation of the universe: exploring how the universe originated from the Big Bang, and how it has evolved since then into its current form, including the formation of stars, planets, and galaxies.

Astrophysics: understanding the physical laws that govern the universe, from gravity to celestial mechanics, and how they affect the motion of celestial bodies.

Space and time: studying the concepts of space and time and how they interact, including the effects of relativity and strange phenomena such as black holes and time warps.

Celestial bodies: exploring the different types of celestial bodies, such as stars, planets, moons, and galaxies, and how they form and evolve.

Galaxies and worlds: analyzing the structure and composition of galaxies, and exploring the possibility of other worlds, and how they are explored using telescopes and modern technologies.

The multiverse: studying the theory of the multiverse and what it means for our understanding of the universe, including the scientific and philosophical possibilities related to the existence of multiple universes.

This collection offers fascinating information about the universe, from its origins to its complex details, making it perfect for space and astronomy enthusiasts.

The "Why?" Collection on "Discoveries and Inventions" offers a fascinating and comprehensive exploration of the innovations that have changed our lives. This collection includes:

Discoveries: Covers the most prominent scientific and historical discoveries that have changed our understanding of the world, such as discoveries in physics, chemistry, and space science. It shows how these discoveries have impacted human progress and shaped our modern era.

Inventions: Highlights the inventions that have revolutionized daily life, from the wheel to the internet. It explains how these inventions evolved, and how they have contributed to improving our lives and developing societies.

This collection offers an in-depth and fascinating look at the innovations that have shaped human history, making it ideal for those interested in the world of discoveries and technology.

WHY? BOX SET Includes five distinguished books:

Sports: Presents the importance of sports in our lives and their positive impact on health and well-being, in addition to their role in building society.

Science in Our Lives: Reviews how scientific discoveries affect our daily lives, from medical applications to technological innovations.

The Environment: Discusses the environmental challenges we face and the efforts needed to preserve and protect planet Earth.

The Universe: Takes you on a journey through the secrets of the universe, from distant galaxies to amazing cosmic phenomena.

Earth: Provides comprehensive information about our planet, from its composition to biodiversity and the environmental challenges it faces.

This box set provides valuable and interesting information about these essential topics in a simplified and enjoyable way.

The "Why?" collection about "Animals" offers a detailed and entertaining exploration of the animal world and its diversity. This collection includes:

Animal Diversity: Discover the different types of animals, from mammals to birds, and reptiles to insects. These books show how each species differs from the others and how it adapts to its environment.

Animal Behavior: Explore animal behaviors, from hunting and feeding methods to communication and reproduction. Learn how animals interact with their environments and how their behaviors evolve.

Ecosystems and Animals: Learn how animals play a vital role in ecosystems and how environmental changes affect their lives.

Animal Protection: Highlights the importance of animal conservation and preserving biodiversity. Discover the efforts made to protect endangered species and preserve their habitats.

The Relationship Between Humans and Animals: Analyzes how humans interact with animals, whether in natural environments or as pets. It explores the relationship between humans and animals and its impact on both humans and animals.

This collection offers comprehensive and rich information about the animal world, making it perfect for nature lovers and animal enthusiasts.

The "Why?" collection about "Science in Our Lives" offers a comprehensive overview of how science affects various aspects of our daily lives. This collection includes:

Medical Science: Discover how medical discoveries contribute to improving our health, from new treatments to advanced surgical techniques.

Technology: Understand how technological innovations affect our daily lives, from smartphones to artificial intelligence, and how they improve our convenience and efficiency.

The Environment: Explore how environmental science affects our understanding of the environment and how to address environmental challenges such as climate change and pollution.

Energy: Study the different energy sources and how they affect our lives, from renewable energy to fossil fuels, and assess their sustainability and impact on the future.

Nutrition and Health: Analyze how nutritional science affects our health, from understanding nutrients to developing balanced diets.

Transportation: Understand how science affects the improvement of transportation, from modern transportation technologies to vehicle design.

This collection offers an in-depth look at how science affects various aspects of our daily lives, making it ideal for those interested in understanding how to integrate science into their daily lives and reap practical benefits from its discoveries.

The "Why?" collection on "Food and Nutrition" provides a detailed and useful exploration of how food and nutrition affect our health and daily lives. This collection includes:

Nutrition Basics: Understanding the essential nutrients the body needs, such as vitamins, minerals, proteins, carbohydrates, and fats, and how they affect overall health.

Various Diets: An overview of different diets such as vegetarian, ketogenic, and balanced healthy diets, and how to choose the right diet based on the body's needs and personal goals.

The Impact of Food on Health: Studying how nutrition affects overall health, including the impact of food on weight, energy levels, and the immune system, and how to prevent diseases by eating healthy food.

The Science Behind Nutrition: Analyzing how food is digested and how the body utilizes nutrients, including modern scientific research that explains the impact of food at the cellular level.

Nutrition at Different Stages of Life: Exploring how nutritional needs change at different stages of life, such as childhood, adolescence, pregnancy, and old age, and how to properly meet these needs.

Healthy Eating and Nutritional Balance: Providing tips on how to achieve a healthy nutritional balance, from choosing the right foods to controlling portion sizes and avoiding unhealthy foods.

This collection provides comprehensive and practical information on how to improve health through nutrition, making it ideal for anyone seeking to understand the impact of food on the body and achieve a healthy lifestyle.

The "Why?" collection about "Earth" explores many fascinating aspects of our planet. This collection includes:

The Formation of Earth: An exploration of how planet Earth has formed since its origin, including the geological and tectonic processes that shaped its surface.

Natural Environments: An introduction to Earth's diverse ecosystems, from tropical forests to deserts, and how wildlife and plants interact with their environments.

Natural Resources: An explanation of how natural resources such as water, minerals, and energy are used, and the importance of managing them sustainably.

Climate Change: An analysis of the effects of climate change on Earth's environment and life, including its causes and consequences.

Protecting Earth: An overview of the efforts made to preserve planet Earth, from environmental initiatives to international policies aimed at protecting the environment.

This collection provides a comprehensive understanding of our planet, from its history and formation to the challenges it faces and the efforts made to preserve it.

Why? Encyclopedia: Ecology
A comprehensive guide to understanding ecology, exploring how living organisms interact with each other and their environment. This book provides simplified explanations of the basics of ecology, human impact on nature, and the importance of maintaining ecological balance to ensure a sustainable future.

The "Why?" collection on "Science in Sports" explores the relationship between science and sports, and how scientific applications affect athletic performance. This collection includes:

Sports Physiology: The study of how physical activity affects the body, including the response of the muscles, cardiovascular system, and respiratory system to exercise.

Kinesiology: Analyzing how sports movements are performed effectively, understanding biomechanics, and the laws of physics that affect athletic performance.

Sports Nutrition: Exploring the impact of nutrition on athletic performance, including how to improve energy, recovery, and increase strength and endurance through the proper diet.

Sports Psychology: Understanding the psychological aspects that affect athletic performance, such as motivation, concentration, and stress management, and how to improve the mental state of athletes to achieve optimal performance.

Technology in Sports: Studying how technology is used to improve athletic performance, from measurement and analysis tools to innovations in training equipment.

This collection offers an in-depth look at how science is applied to improve athletic performance and a deeper understanding of how sports affect the body and mind.

The "Why?" collection about "Plants" offers a deep and comprehensive exploration of the world of plants and their importance. This collection includes:

Plant Structure: Exploring the basic structure of plants, including roots, stems, leaves, and flowers, and how each part works to support plant growth.

Vital Functions of Plants: Understanding how plants perform photosynthesis, how they convert light into energy, and the importance of this process in producing oxygen and nutrients.

Plant Diversity: An overview of the different types of plants, from flowering plants to non-flowering plants, and how they are classified based on their environmental and anatomical characteristics.

The Role of Plants in the Environment: Studying how plants affect the environment, from improving air quality to supporting diverse ecosystems and providing habitats for many living organisms.

Medicinal and Food Plants: Discovering the uses of plants in traditional and modern medicine, and how they are used in preparing medicines and treatments. It also addresses the importance of plants in our daily nutrition.

Plant Protection: Analyzing the threats facing plants, from climate change to diseases and pests, and the efforts made to protect and preserve them.

This collection offers valuable information about plants and their multiple roles in our lives and the environment, making it ideal for nature lovers and environmental science enthusiasts.

ENCYCLOPEDIA WHY? Physics 

 Physics Why  offers a book

" providing a simplified explanation of various physical phenomena that we see in our daily lives, such as force and motion, energy and heat, electricity and magnetism, and waves and light, in an entertaining and easy-to-understand manner.
We hope that this book will help you see the world more clearly and understand it accurately.

ENCYCLOPEDIE WHY ? Chemistry

Have you ever heard of alchemists? Those who tried to make gold by placing different substances in a bubbling crucible and mixing them together. Although they never succeeded, these attempts spurred amazing progress in the science of chemistry. Shall we now venture into the mysterious world of matter made up of atoms?

DISCOVER SCIENCE

Set off to discover science with this awesome science game!

packed with experiments to try

contains: a book with over 30 experiments to perform, balloons, test tubes, and a thermometer

My Little Nature Encyclopedia
Discover the wonders of nature, tailored for young children.

My Little Space Encyclopedia
A mini encyclopedia to introduce children to the mysteries of the universe.

Treasures of Knowledge Series - Volcanoes
An exciting book that explores the phenomenon of volcanoes from all angles. It provides detailed information on how volcanoes form, their types, and their effects on the environment and human life. The book includes illustrations and timelines to explain complex geological processes in a simplified and engaging way. This book is part of the "Treasures of Knowledge" series, which aims to enhance readers' scientific understanding and increase awareness of natural phenomena and their effects on planet Earth.

Amphibians and Reptiles - Scientific Excellence Series
A comprehensive scientific book exploring the world of amphibians and reptiles, providing detailed information about their characteristics, behaviors, and habitats. The book covers the different species, their life cycles, and the importance of these creatures in the ecosystem. With illustrations and simplified text, this book is considered a valuable resource for students and those interested in the animal kingdom, and contributes to promoting scientific understanding and appreciation of biodiversity.

The Scientific Encyclopedia of the Century for Young Readers - Religions
A comprehensive book aimed at exploring the world of different religions and spiritual traditions around the world. It provides reliable and useful information about the major religions, such as Islam, Christianity, Judaism, Hinduism, and Buddhism, in addition to lesser-known religions and cultures. The book covers the beliefs, rituals, history, and social influences of each religion, presenting simplified texts and engaging illustrations. This encyclopedia is considered a valuable resource for young readers to promote understanding and respect for religious and cultural diversity in the world.