NCERT Books

CBSE Class 4 Science Book Pdf PDF – NCERT 2026-27

Class 4 Science Book Pdf CBSE NCERT – Free PDF Download 2026-27

Class 4 Science Book Pdf searches indicate students and parents seeking digital access to NCERT science textbooks. Users want free, downloadable PDF versions of the official CBSE curriculum book. They prefer instant access without visiting physical stores or waiting for delivery.

Students search for these PDFs to study offline, prepare for exams, and complete homework assignments. Parents look for authentic NCERT content to support their children’s learning at home. Teachers also seek these resources for lesson planning and classroom activities.

The search intent combines informational needs (understanding science concepts) with commercial intent (accessing free educational resources). Users expect high-quality, latest edition PDFs that match their school syllabus. They want reliable downloads from trusted educational websites.

The demand peaks during new academic sessions and exam periods when students need comprehensive study materials.

About Class 4 Science Book Pdf

Class 4 science book pdf from NCERT provides comprehensive coverage of fundamental scientific concepts for young learners. This free PDF download contains engaging chapters including "Food and Nutrition," "Animals and Their Habitats," "Plants Around Us," "Water and Weather," and "Simple Machines." The latest 2026-27 edition follows the updated CBSE syllabus with colorful illustrations and age-appropriate experiments. Students can explore topics like healthy eating habits, animal classification, plant life cycles, water conservation, and basic physics principles.

The NCERT class 4 science book encourages hands-on learning through simple activities and observations. Each chapter includes thought-provoking questions that develop critical thinking skills. The PDF format allows students to study anywhere, highlight important points, and access content offline. Parents can support learning by discussing chapter topics and encouraging practical experiments at home. Teachers find this CBSE class 4 resource invaluable for lesson planning and assessment preparation. The book’s interactive approach makes science enjoyable and builds foundation knowledge for advanced studies. Download this authentic NCERT publication to ensure alignment with school curriculum and examination patterns.

Important Points to Remember – Class 4 Science

  • Plants need sunlight, water, air, and soil to grow and survive, making these four essential requirements for photosynthesis.
  • Animals are classified into herbivores (plant-eaters), carnivores (meat-eaters), and omnivores (both plant and meat-eaters).
  • The human body has five main sense organs: eyes for sight, ears for hearing, nose for smell, tongue for taste, and skin for touch.
  • Water exists in three states: solid (ice), liquid (water), and gas (water vapour), and can change from one state to another.
  • Air is a mixture of gases with nitrogen (78%) and oxygen (21%) being the major components.
  • Food provides energy, helps in growth, and protects our body from diseases, making it essential for survival.
  • The digestive system breaks down food into smaller parts that our body can use for energy and growth.
  • Natural materials come from plants and animals (like cotton, wool), while man-made materials are created by humans (like plastic, glass).
  • The water cycle includes evaporation, condensation, and precipitation as continuous processes in nature.
  • Living things breathe, grow, reproduce, move, and respond to their surroundings, unlike non-living things.
  • Teeth help in cutting, tearing, and grinding food, with different types serving specific functions in digestion.
  • Simple machines like lever, pulley, and inclined plane make our work easier by reducing effort.
  • Weather changes include sunny, rainy, cloudy, and windy conditions that affect our daily activities.
  • Plants reproduce through seeds, and seed germination requires water, air, and suitable temperature.
  • Safety rules at home include keeping sharp objects away, not touching electrical appliances with wet hands, and being careful with fire.

Quick Revision Notes – Class 4 Science

  • Remember the plant parts and their functions: roots absorb water, stem supports and transports, leaves make food through photosynthesis, flowers help in reproduction.
  • Create a memory chart for animal classification: "HCO" – Herbivores (goat, rabbit), Carnivores (lion, tiger), Omnivores (humans, bears) for easy recall.
  • Practice identifying sense organs with examples: eyes detect light and color, ears detect sound vibrations, nose detects smell particles.
  • Focus on water cycle diagram drawing – show sun, clouds, rain, rivers, and oceans with proper arrows indicating the direction of water movement.
  • Learn air properties: colorless, odorless, tasteless, has weight, occupies space – these are frequently asked in CBSE Class 4 exams.
  • Memorize food groups: energy-giving foods (rice, wheat), body-building foods (milk, eggs), protective foods (fruits, vegetables).
  • Understand the digestive process sequence: mouth → food pipe → stomach → small intestine → large intestine for proper answers.
  • Make a table of natural vs man-made materials with at least 5 examples each, as comparison questions are common in board exams.
  • Remember states of matter changes: heating changes solid to liquid to gas, cooling reverses the process – practice with ice-water-steam example.
  • List characteristics of living and non-living things separately, focus on movement, growth, reproduction as key differentiating factors.
  • Know teeth types and functions: incisors for cutting, canines for tearing, molars for grinding – dental hygiene importance is exam-relevant.
  • Understand simple machines with real-life examples: scissors (lever), flag pole (pulley), ramp (inclined plane) for application-based questions.
  • Weather tracking activities: maintain a weather chart for a week, noting temperature, rainfall, wind direction as suggested in NCERT activities.
  • Seed germination experiment steps: soak seeds, provide moisture, observe daily changes, record observations – practical knowledge is tested.
  • Safety measures chapter-wise revision: home safety, road safety, water safety – scenario-based questions appear in 2024-25 exam pattern.

Frequently Asked Questions


The official NCERT class 4 science book pdf is available for free download from the NCERT official website under the textbooks section. Students can access the updated 2024-25 edition which includes all chapters like Plants, Animals, Food, and Water with colorful illustrations and activities.


The class 4 science book pdf covers essential topics including plants and their parts, animal classification, human body and senses, food and nutrition, water in different forms, air around us, and simple machines. The 2024-25 edition also includes practical activities, experiments, and safety measures aligned with CBSE learning outcomes.


Parents can use the class 4 science book pdf to conduct simple experiments mentioned in each chapter, encourage observation-based learning through nature walks, and help children maintain science journals. The PDF format allows easy access on tablets and computers, making it convenient for interactive learning sessions at home.


Along with the class 4 science book pdf, NCERT provides teacher guides, activity manuals, and supplementary materials on their website. Students can also access video lessons, interactive content, and assessment tools that complement the textbook for comprehensive preparation for the 2025-26 academic session.


The CBSE Class 4 Science exam based on the class 4 science book pdf typically includes 20% objective questions, 40% short answer questions, and 40% long answer and activity-based questions. The assessment focuses on understanding concepts, practical application, and observation skills as outlined in the NCERT textbook chapters.