| Lesson No. | Prerequisites | Topic |
| 01 | None | Main Parts of the Human Body |
| 02 | Main Parts of the Human Body | The Five Sense Organs |
| 03 | Main Parts of the Human Body | Body Parts and Their Uses |
| 04 | None | Needs of the Body |
| 05 | The Needs of People | The Three Basic Food Groups |
| 06 | None | Growth and Change |
| 07 | The Three Basic Food Groups | Good Health Habits |
| 08 | Growth and Change | The Life Stages of Man |
| 09 | None | Kinds of Animals |
| 10 | Kinds of Animals Animal Movements | Body Parts of Animals |
| 11 | Kinds of Animals Animal Movements | How Animals Move |
| 12 | Kinds of Animals Animal Movements | Animal Habitats |
| 13 | Animal Habitats | Animal Body Coverings |
| 14 | Kinds of Animals Animal Movements | Animals and Their Young |
| 15 | Animal Habitats, Animals and Their Young | Needs of Animals |
| 16 | Needs of Animals and Caring for Animals | What Animals Eat and Uses of Animals |
| 17 | None | Characteristics of Plants |
| 18 | Characteristics of Plants | Kinds of Plants |
| 19 | Kinds of Plants | Habitats of Plants |
| 20 | Kinds of Plants | Parts of a Plant |
| 21 | Parts of a Plant | Things That Come from Plants |
| 22 | Kinds of Plants | Needs of Plants and Caring for Plants |
| 23 | None | Characteristics of Matter |
| 24 | Characteristics of Matter | Kinds of Matter |
| 25 | None | Force and Motion |
| 26 | Force and Motion | Energy and Its Forms |
| 27 | None | Parts of Earth and Caring for Earth |
| 28 | Parts of Earth and Caring for Earth | Land Forms |
| 29 | Parts of Earth and Caring for Earth | Water Forms |
| 30 | Land Forms, Water Forms | Kinds of Weather and People’s Activities |
| 31 | Kinds of Weather and People’s Activities | Weather Preparedness |
| 32 | None | The Day Sky and the Night Sky |
Lesson No. | Prerequisites | Topic |
01 | None | The Eyes and How to Care for Them |
02 | None | The Ears and How to Care for Them |
03 | None | The Nose and How to Care for It |
04 | None | The Tongue and How to Care for It |
05 | None | The Skin and How to Care for It |
06 | None | The Three Food Groups and Proper Eating Habits |
07 | None | Stages of Growth |
08 | The Stages of Growth | Changes During Growth and Development |
09 | None | Body Parts of Animals |
10 | Body Parts of Animals | Animal Habitats |
11 | Body Parts of Animals | Animals and Their Young |
12 | Animals and Their Young | How Animals Are Born |
13 | Animals and Their Young, How Animals Are Born | The Life Cycle of a Butterfly and a Frog |
14 | None | Needs of Animals |
15 | Needs of Animals | Food That Animals Eat |
16 | Needs of Animals, Food That Animals Eat | Importance of Animals and Caring for Them |
17 | None | Parts of Plants |
18 | Parts of Plants | Kinds of Plants and Their Habitats |
19 | Parts of Plants | Plant Growth |
20 | Plant Growth | Needs of Plants and Caring for Plants |
21 | None | Uses of Plants |
22 | None | Properties of Matter |
23 | None | States of Matter |
24 | States of Matter | Changes in Matter |
25 | None | Force and Motion |
26 | Force and Motion | Forms of Energy |
27 | Forms of Energy | The Behavior of Light |
28 | None | Earth’s Landforms |
29 | None | Earth’s Water Forms |
30 | Earth’s Landforms, Earth’s Water Forms | Earth’s Natural Resources and Ways to Care for Them |
31 | None | Kinds of Weather and People’s Activities |
32 | None | The Sun, Moon, and Stars |
| Lesson No. | Prerequisites | Topic |
| 01 | None | The Eyes |
| 02 | None | The Ears |
| 03 | None | The Nose |
| 04 | None | The Tongue |
| 05 | None | The Skin |
| 06 | None | The Major Organs of the Human Body |
| 07 | The Major Organs of the Human Body | Balanced Diet |
| 08 | The Major Organs of the Human Body, Balanced Diet | Healthy Habits |
| 09 | None | Characteristics of Animals |
| 10 | None | Needs of Animals |
| 11 | None | Importance of Animals |
| 12 | None | Animal Reproduction |
| 13 | None | Roots, Stems, and Leaves |
| 14 | None | Flowers, Fruits, and Seeds |
| 15 | None | Plant Habitats |
| 16 | None | Importance and Needs of Plants |
| 17 | None | Characteristics and Phases of Matter |
| 18 | Characteristics and Phases of Matter | Phase Changes in Materials |
| 19 | None | Handling Materials at Home and in School |
| 20 | None | Motion |
| 21 | Motion | Effects of Force |
| 22 | None | Forms of Energy |
| 23 | None | Earth’s Landforms |
| 24 | None | Earth’s Bodies of Water |
| 25 | None | Kinds of Weather and Its Elements |
| 26 | Kinds of Weather and Its Elements | Safety Measures for Different Weather Conditions |
| 27 | None | The Sun |
| 28 | None | The Clouds |
| 29 | None | The Moon |
| 30 | None | The Stars |
| 31 | None | The Planets |
| 32 | The Sun, The Clouds, The Moon, The Stars | Activities Affected by Natural Objects in the Sky |
Lesson No. | Prerequisites | Topic |
01 | None | The Brain |
02 | None | The Heart |
03 | None | The Lungs |
04 | None | The Kidneys |
05 | None | The Stomach, Intestines, and Liver |
06 | None | The Muscles |
07 | None | The Bones |
08 | None | The Skin |
09 | None | Habitats of Animals |
10 | Habitats of Animals | Adaptations of Animals |
11 | None | Animal Reproduction and Life Cycle |
12 | None | Plant Habitats and Adaptations |
13 | None | Life Cycle of Plants |
14 | None | Interdependence in a Terrestrial Ecosystem |
15 | None | Interactions in a Terrestrial Ecosystem |
16 | Interactions in a Terrestrial Ecosystem | Effects of Interactions Among Organisms in the Environment |
17 | None | Properties of Matter |
18 | Properties of Matter | Changes in Matter |
19 | None | Effects of Force on Objects |
20 | None | Magnetism |
21 | None | Light Energy |
22 | None | Sound Energy |
23 | None | Heat Energy |
24 | None | Electrical Energy |
25 | None | Soil |
26 | None | Sources and Uses of Water |
27 | None | Water Cycle |
28 | None | Components of Weather |
29 | None | Weather Instruments |
30 | Components of Weather Weather Instruments | Weather Chart and Safety Precautions for Different Weather Conditions |
31 | None | Origin of the Sun and its Structure |
32 | Origin of the Sun and its Structure | Solar Activities and Their Effects on Earth: Importance of the Sun and Protection from Its Harmful Effects |
| Lesson No. | Prerequisites | Topic |
| 01 | None | The Female Reproductive System |
| 02 | None | The Male Reproductive System |
| 03 | The Female Reproductive System The Male Reproductive System | Diseases of the Reproductive System |
| 04 | The Female Reproductive System The Male Reproductive System | Puberty and Menstrual Cycle |
| 05 | None | The Urinary and Excretory System |
| 06 | None | The Respiratory System |
| 07 | None | The Musculoskeletal System |
| 08 | The Muscoloskeletal System | Diseases of the Musculoskeletal System |
| 09 | None | Sexual Reproduction in Animals |
| 10 | Sexual Reproduction in Animals | Asexual Reproduction in Animals |
| 11 | None | Sexual Reproduction in Plants |
| 12 | Sexual Reproduction in Plants | Asexual Reproduction in Plants |
| 13 | None | Estuary |
| 14 | None | Intertidal Zones |
| 15 | Estuary Intertidal Zone | Interaction in Estuaries and Intertidal Zones |
| 16 | Estuary Intertidal Zone | Protection of Estuaries and Intertidal Zones |
| 17 | None | Nature of Science |
| 18 | None | Matter |
| 19 | None | Motion |
| 20 | None | Heat Energy |
| 21 | None | Sound Energy |
| 22 | None | Light Energy |
| 23 | None | Electricity and Circuits |
| 24 | Electricity | Electromagnetism |
| 25 | None | Weathering |
| 26 | None | Soil Erosion |
| 27 | None | Weather |
| 28 | Weather | Weather Disturbance |
| 29 | Weather Disturbance | Effects of Weather Disturbances |
| 30 | None | Phases of the Moon |
| 31 | None | Earth and Our Space Neighbors |
| 32 | None | Stars and Constellations |
Lesson No. | Prerequisites | Topic |
01 | None | The Nervous System |
02 | None | The Circulatory System |
03 | None | The Skeletal System |
04 | None | The Muscular System |
05 | None | The Integumentary System |
06 | None | The Digestive System |
07 | None | The Endocrine System |
08 | Endocrine System | Diseases of the Endocrine System |
09 | None | Vertebrates |
10 | Vertebrates | Invertebrates |
11 | None | Vascular and Nonvascular Plants |
12 | None | Cone and Spore Bearing Plants |
13 | Cone-bearing and spore-bearing plants | Vegetative Propagation |
14 | None | Interactions in Tropical Rainforests |
15 | None | Interactions in Coral Reefs and Mangroves |
16 | Interactions in Tropical Rainforest Interactions in Coral Reefs and Mangroves | Protection and Conservation of Ecosystems |
17 | None | Classifications of Matter |
18 | Classifications of Matter | Separating Mixtures |
19 | None | Gravity |
20 | None | Friction |
21 | None | Energy and Its Forms |
22 | Energy and Its Forms | Energy Transformation and Its Uses |
23 | None | Simple Machines |
24 | Simple Machines | Safety in Handling Simple Machines |
25 | None | Plate Boundaries |
26 | Plate Boundaries | Earthquakes |
27 | None | Volcanoes |
28 | None | Seasons in the Philippines |
29 | Seasons in the Philippines | Weather Patter in the Philippines |
30 | None | Motion of the Earth |
31 | None | Terrestrial Planets |
32 | None | Jovian Planets |