Chapter 1: Scientific Skills — Science Process Skills
Chapter 3: Human — Breathing process in humans
Chapter 3: Human — Excretion and defecation
Chapter 3: Human — Humans respond to stimuli
Chapter 12: Humans — Excretion and defecation
Chapter 13: Animals — Animal respiratory organ
Chapter 13: Animals — Vertebrate animals
Chapter 14: Plants — Plant respond to stimulus
Chapter 14: Plants — Photosynthesis
Chapter 15: Properties of Light — Light move in a straight line
Chapter 15: Properties of Light — Reflection of light
Chapter 15: Properties of Light — Refraction of light
Chapter 16: Sound — Sound
Chapter 17: Energy — Source and form of energy
Chapter 17: Energy — Renewable and non-renewable energy sources
Chapter 18: Materials — Basic sources of materials
Chapter 18: Materials — Properties of materials
Chapter 19: Earth — Earth's gravity
Chapter 19: Earth — Rotation and revolution of earth
Chapter 20: Machines — Lever