General Science | Class 4

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    Chapter 1 Understanding Ourselves (12 videos) (Practice Test)

      1.1: Teeth (Practice Test)
      Teeth
    1. Teeth
      1.2: Bones
      Bones
    1. Bones
      1.3: Muscles
      Movement of Our Body by Muscles
    1. Movement of Our Body by Muscles
      1.4: Brain (Practice Test)
      Stomach And Skin
    1. Stomach And Skin
      1.5: Lungs (Practice Test)
      Major Parts of Body (Lung, Heart) and Their Functions
    1. Major Parts of Body (Lung, Heart) and Their Functions
      1.6: Heart (Practice Test)
      Major Parts of Body (Lung, Heart) and Their Functions
    1. Major Parts of Body (Lung, Heart) and Their Functions
      1.7: Stomach (Practice Test)
      Stomach And Skin
    1. Stomach And Skin
      1.8: Skin (Practice Test)
      Stomach And Skin
    1. Stomach And Skin
      2. Skin Organ of touch
    2. Skin Organ of touch
      1.9: Eyes
      Eyes (The Organs of Sight)
    1. Eyes (The Organs of Sight)
      1.10: Ears
      Ears The Organ of Hearing
    1. Ears The Organ of Hearing
      2. Structure of Ear
    2. Structure of Ear

    Chapter 2 Characteristics and Needs of Living Things (12 videos) (Practice Test)

      2.1: Needs of Living Things
      Factors Necessary for Both Animals and Plants Survival
    1. Factors Necessary for Both Animals and Plants Survival
      2.2: Physical Characteristics of Living Things (Practice Test)
      Characteristics of Living Things
    1. Characteristics of Living Things
      2.3: Living Things Can Grow While Non-Living Things Cannot Grow (Practice Test)
      Living and Non-Living Things
    1. Living and Non-Living Things
      2. Characteristics of Living Things
    2. Characteristics of Living Things
      2.4: Inherited Characteristics
      Passing of Information
    1. Passing of Information
      2.5: Similarities And Differences Within A Single Species
      Passing of Information
    1. Passing of Information
      2.6: Life Cycles of Animals (Practice Test)
      Life Cycle of Frog
    1. Life Cycle of Frog
      2. Life Cycle of Fish and Butterfly
    2. Life Cycle of Fish and Butterfly
      3. Life Cycle of Bee
    3. Life Cycle of Bee
      2.7: Life Cycle of A Plant (Practice Test)
      Life Cycle of a Plant
    1. Life Cycle of a Plant
      2. Life Cycle of Sunflower
    2. Life Cycle of Sunflower
      3. Germination of Bean Seed
    3. Germination of Bean Seed

    Chapter 3 Food And Health (10 videos) (Practice Test)

      3.1: Sources of Common Food (Practice Test)
      Food and energy
    1. Food and energy
      3.2: Major Food Groups (Practice Test)
      Main Groups of Food and their Chemical Components
    1. Main Groups of Food and their Chemical Components
      3.3: Food Pyramid
      Food Pyramids
    1. Food Pyramids
      3.4: Balanced and Unbalanced Diet (Practice Test)
      Balanced Diet and Its Importance
    1. Balanced Diet and Its Importance
      3.5: Selection of A Balanced Diet (Practice Test)
      Balanced Diet and Its Importance
    1. Balanced Diet and Its Importance
      3.6: Effects Of Unbalanced Diet On Health
      Hazards of Eating Unhealthy Food
    1. Hazards of Eating Unhealthy Food
      3.7: Hygiene And Its Principles (Practice Test)
      Things we Should Use to Stay Clean (toothbrush etc.)
    1. Things we Should Use to Stay Clean (toothbrush etc.)
      528 views
      2. Cleanliness (passage about Sara)
    2. Cleanliness (passage about Sara)
      31 views
      3. Ways of Cleanliness
    3. Ways of Cleanliness
      4. Importance of Playing Games and Exercise for Better Health
    4. Importance of Playing Games and Exercise for Better Health

    Chapter 4 Living Things and Their Environment (5 videos) (Practice Test)

      4.1: Environment
      Types of Environment
    1. Types of Environment
      4.2: Components of Environment (Practice Test)
      The Living and Non-living Components of Environment
    1. The Living and Non-living Components of Environment
      4.3: Types of Environment
      Types of Environment
    1. Types of Environment
      4.4: Animals And Their Eating Habits (Practice Test)
      What do animals eat?
    1. What do animals eat?
      4.5: Food Chain (Practice Test)
      Food Chain
    1. Food Chain

    Chapter 5 Matter And Its States (8 videos)

      5.1: Matter
      Matter
    1. Matter
      5.2: Three States of Matter
      Matter and Its States
    1. Matter and Its States
      5.3: Effect Of Heat On States Of Matter
      Melting: Change of Solid Into Liquid
    1. Melting: Change of Solid Into Liquid
      2. Freezing: Change of Liquid Into Solid
    2. Freezing: Change of Liquid Into Solid
      3. Boiling: Change of Liquid Into Gas
    3. Boiling: Change of Liquid Into Gas
      5.4: Mixing Of Materials
      Mixing of Solids, Liquids and Gases
    1. Mixing of Solids, Liquids and Gases
      5.5: Soluble And Insoluble Solids
      Soluble and Insoluble Solids
    1. Soluble and Insoluble Solids
      5.6: Separation Of Insolublle Solids From Water
      Separation of Insoluble Solids From Water
    1. Separation of Insoluble Solids From Water

    Chapter 6 Heat And Its Measurement (4 videos) (Practice Test)

      6.1: Heat And Temperature (Practice Test)
      Heat and Temperature
    1. Heat and Temperature
      6.2: Measurement Of Temperature (Practice Test)
      Thermometers and Its Types
    1. Thermometers and Its Types
      6.3: Types Of Thermometer (Practice Test)
      Thermometers and Its Types
    1. Thermometers and Its Types
      6.4: Safety Measures In Using Thermometer
      Safety Measures When Using Thermometers
    1. Safety Measures When Using Thermometers

    Chapter 7 Forces And Machines (4 videos)

      7.1: Force
      Force
    1. Force
      7.2: Effects Of Force
      Force
    1. Force
      7.3: Speed
      Speed and its Measurement
    1. Speed and its Measurement
      7.4: Simple Machines
      Simple Machines
    1. Simple Machines

    Chapter 8 Introduction To Sound (7 videos) (Practice Test)

      8.1: How Sound Is Produced (Practice Test)
      How is Sound Produced?
    1. How is Sound Produced?
      8.2: Low And High Sounds (Practice Test)
      Pitch and Intensity of Sound
    1. Pitch and Intensity of Sound
      8.3: Sound Waves Can Only Travel Only Through A Material Medium (Practice Test)
      Medium for Sounds to Travel
    1. Medium for Sounds to Travel
      8.4: Explosions In The Core Of The Sun (Practice Test)
      Medium for Sounds to Travel
    1. Medium for Sounds to Travel
      8.5: Noise And Other Sounds (Practice Test)
      Noise, Its Sources And Effects On Human Health
    1. Noise, Its Sources And Effects On Human Health
      8.6: Effects Of Noise On Human Health (Practice Test)
      Noise, Its Sources And Effects On Human Health
    1. Noise, Its Sources And Effects On Human Health
      8.7: Measures To Reduce Noise Pollution (Practice Test)
      How to Reduce Noise Pollution
    1. How to Reduce Noise Pollution

    Chapter 9 Investigating Electricity And Magnetism (10 videos) (Practice Test)

      9.1: Conductors And Insulators (Practice Test)
      Conductors and Insulators
    1. Conductors and Insulators
      9.2: Simple Electric Circuit (Practice Test)
      Electric Current
    1. Electric Current
      9.3: Switch (Practice Test)
      Electric Circuit and Its Components
    1. Electric Circuit and Its Components
      9.4: Magnet (Practice Test)
      Magnet
    1. Magnet
      2. Permanent and Temporary Magnets
    2. Permanent and Temporary Magnets
      9.5: Magnetic And Non-Magnetic Materials (Practice Test)
      Magnetic and Non- Magnetic Materials
    1. Magnetic and Non- Magnetic Materials
      9.6: Poles Of Magnet (Practice Test)
      Magnet
    1. Magnet
      2. What is a Magnet and Magnetic Field?
    2. What is a Magnet and Magnetic Field?
      9.7: Uses Of Magnet
      Uses of Magnets
    1. Uses of Magnets
      9.8: Methids Of Magnetizing Materials
      How Can Materials Be Magnetized and De-magnetized?
    1. How Can Materials Be Magnetized and De-magnetized?

    Chapter 10 Movement Of The Earth (6 videos)

      10.1: Earth
      The Earth and Sun
    1. The Earth and Sun
      10.2: Spin Of The Earth
      The Earth and Sun
    1. The Earth and Sun
      2. Day and night
    2. Day and night
      10.3: Revolution Of The Earth
      Earth's Revolution and Rotation
    1. Earth's Revolution and Rotation
      10.4: Seasons
      Seasons in Northern and Southern Hemispheres
    1. Seasons in Northern and Southern Hemispheres
      2. Seasons in Northern and Southern Hemispheres (continued)
    2. Seasons in Northern and Southern Hemispheres (continued)