Syllabus

The complete chapter-and-topic map of the book, aligned to the NCERT Curiosity (Textbook of Science for Grade 8). The thirteen chapters keep their official NCERT numbering, grouped into four thematic units. Click any chapter to open its overview, or jump straight to a numbered topic.

Part I — Science & the Living World

1Exploring the Investigative World of Science9 topics

1.1A Puffing Puri 1.2What Makes a Question Scientific? 1.3The Investigator's Toolkit 1.4Variables: What You Change vs What You Measure 1.5A Fair Test: Change Only One Thing at a Time 1.6Keep Records — and Expect New Questions 1.7Going Deeper: Enrichment & Exam Preparation 1.8Summary & Closing Puzzle 1.9Check Your Understanding

2The Invisible Living World: Beyond Our Naked Eye9 topics

2.1A Hidden World Revealed 2.2What Is a Cell? 2.3Shape Follows Function 2.4Levels of Organisation 2.5The World of Microorganisms 2.6How We Are Connected to Microbes 2.7Going Deeper: Enrichment & Exam Preparation 2.8Summary & Keep the Curiosity Alive 2.9Check Your Understanding

3Health: The Ultimate Treasure9 topics

3.1What Is Health, Really? 3.2How Can We Stay Healthy? 3.3Signs & Symptoms 3.4Diseases: Causes & Types 3.5Immunity & Vaccines 3.6Treatment & Antibiotics 3.7Going Deeper: Enrichment & Exam Preparation 3.8Summary & Keep the Curiosity Alive 3.9Check Your Understanding

Part II — Forces, Energy & Weather

4Electricity: Magnetic and Heating Effects8 topics

4.1The Magnetic Effect of Current 4.2Electromagnets 4.3Lifting Magnets & a Magnetic Earth 4.4The Heating Effect of Current 4.5How a Battery Generates Electricity 4.6Going Deeper: Enrichment & Exam Preparation 4.7Summary & Keep the Curiosity Alive 4.8Check Your Understanding

5Exploring Forces9 topics

5.1What Is a Force? 5.2What a Force Can Do 5.3Contact Forces 5.4Non-Contact Forces 5.5Weight & Mass 5.6Floating & Sinking 5.7Going Deeper: Enrichment & Exam Preparation 5.8Summary & Keep the Curiosity Alive 5.9Check Your Understanding

6Pressure, Winds, Storms and Cyclones9 topics

6.1Pressure 6.2Pressure in Liquids 6.3Air Pressure 6.4How Winds Form 6.5Thunderstorms & Lightning 6.6Cyclones 6.7Going Deeper: Enrichment & Exam Preparation 6.8Summary & Keep the Curiosity Alive 6.9Check Your Understanding

Part III — The Material World

7Particulate Nature of Matter8 topics

7.1What Is Matter Made Of? 7.2The Three States of Matter 7.3Melting & Boiling 7.4Interparticle Spacing 7.5Particles Always Moving 7.6Going Deeper: Enrichment & Exam Preparation 7.7Summary & Keep the Curiosity Alive 7.8Check Your Understanding

8Nature of Matter: Elements, Compounds and Mixtures8 topics

8.1What Are Mixtures? 8.2What Are Pure Substances? 8.3Elements 8.4Compounds 8.5Uses & Minerals 8.6Going Deeper: Enrichment & Exam Preparation 8.7Summary & Keep the Curiosity Alive 8.8Check Your Understanding

9The Amazing World of Solutes, Solvents and Solutions9 topics

9.1Solute, Solvent & Solution 9.2Saturation & Solubility 9.3Solubility of Gases 9.4Density 9.5Measuring Density 9.6Temperature, Pressure & Ice 9.7Going Deeper: Enrichment & Exam Preparation 9.8Summary & Keep the Curiosity Alive 9.9Check Your Understanding

Part IV — Light, Sky & Our Planet

10Light: Mirrors and Lenses8 topics

10.1Spherical Mirrors 10.2Images in Spherical Mirrors 10.3The Laws of Reflection 10.4Converging & Diverging 10.5Lenses 10.6Going Deeper: Enrichment & Exam Preparation 10.7Summary & Keep the Curiosity Alive 10.8Check Your Understanding

11Keeping Time with the Skies8 topics

11.1Phases of the Moon 11.2Why the Moon Changes Shape 11.3Day, Month & Year 11.4Calendars 11.5Festivals & Satellites 11.6Going Deeper: Enrichment & Exam Preparation 11.7Summary & Keep the Curiosity Alive 11.8Check Your Understanding

12How Nature Works in Harmony9 topics

12.1Habitats: Biotic & Abiotic 12.2From Individual to Ecosystem 12.3Producers, Consumers & Decomposers 12.4Food Chains & Webs 12.5Relationships & Ripple Effects 12.6Ecosystems & Us 12.7Going Deeper: Enrichment & Exam Preparation 12.8Summary & Keep the Curiosity Alive 12.9Check Your Understanding

13Our Home: Earth, a Unique Life Sustaining Planet9 topics

13.1A Unique Planet 13.2The Planets & the Greenhouse Effect 13.3What Makes Earth Habitable 13.4The Four Spheres 13.5Reproduction Continues Life 13.6Threats to Life on Earth 13.7Going Deeper: Enrichment & Exam Preparation 13.8Summary & A Closing Word 13.9Check Your Understanding