Outline of the third to sixth grades of primary school science

Contents of the first volume of textbooks for grades 3 to 6

The first volume of grade three

Unit 1 Plants

1. What do I see? 2. Trees on campus. 3. Trees and grass. 4. Aquatic plants. 6. Leaves of plants. 7. What are the similarities between plants?

Unit 2 Animals

1. Looking for small animals 2. Snail (1) 3. Snails (2) 4 Earthworms 5. Ant 6. Goldfish 7. What are the similarities between animals?

Unit 3 "Materials around us"

1. Materials around us 2. Which materials are harder 3. Tougher 4. Do they absorb water? The ups and downs of matter in water. Bricks, pottery and porcelain. Sort the materials around you.

Unit 4 Water and Air

1 .water 2. Comparison between water and edible oil. Who flows faster? Compare the water quantity to 5. The air around us. Does air occupy space 7? Does air have weight?

The first volume of the fourth grade

Unit 1 "Weather"

1. We care about the weather. Weather calendar 3. Temperature and air temperature. Wind direction and speed. Measurement of precipitation. Observation of clouds. Summary of our weather observations.

Unit 2 Dissolution

1. Water can dissolve some substances. 2. How does a substance dissolve in water? 3. Dissolution between liquids. 4. Solubility of different substances in water. 5.6./kloc-How many grams of salt can be dissolved in 0/00 ml of water? 7. Method of separating salt from water.

Unit 3 Sound

1. Listen to the sound. 2. How is the sound generated? 3. Changes in sound. 4. Explore the change of ruler pitch. 5. The spread of sound. 6. How do we hear the sound? 7. Protect our hearing.

Unit 4 Our bodies

1. Body structure 2. Bones, joints and muscles. What happens when you exercise (1) 4. What happens when you exercise. Food moves in the body. Food changes in the mouth. Human organs that cooperate with each other

The first volume of the fifth grade

Unit 1 Biology and Environment

1. Seed germination experiment (1) 2. Seed germination experiment (2) 3. Observe the growth of mung bean sprouts. Choose earthworm 5. Food chain and food web. Make an ecological bottle. Change the ecological bottle 8. Maintain ecological balance.

Second unit lamp

1 .light and shadow 2. Shadows in the sun 3. How light travels. Light reflection 5. Light and heat. How to get more light and heat. Make a solar water heater. Evaluate our solar water heaters.

Unit 3 The Earth's Surface and Its Changes

1. The topography of the earth's surface. Terrain changes caused by the internal movement of the earth. Do rocks change their appearance? What is in the soil? Erosion of land by rain. Explore the factors of land erosion. The influence of rivers on land. Reduce land erosion.

Unit 4 "Motion and Force"

1. Our small cable car. Powered by the rubber band 3. Drive a car like a rocket. Measuring force 5. Motion and friction. Slide and roll 7. Sport and design. Design and manufacture small racing cars.

The first volume of the sixth grade

Unit 1 Tools and Machinery

1, using tools 2, science of lever 3, research on lever tools 4, secrets of axle 5, crown block and moving pulley 6, pulley 7, function of inclined plane 8, simple machinery on bicycle.

Unit 2 "Shape and Structure"

1. Flexibility 2. Shape and bending resistance. Strength of arch 4. Look for arch 5. Make frame 6. Building 7. The shape and structure of the bridge. Build a bridge with paper.

Unit 3 Energy

1, electricity and magnetism 2, electromagnet 3, magnetism of electromagnet (1) 4, magnetism of electromagnet (2) 5, magical small motor 6, electric energy and energy 7, where does electric energy come from 8, energy and the sun.

Unit 4 "Biodiversity"

1, campus biological search 2, campus biological distribution map 3, various plants 4, various animals 5, our different looks 6, original relevance 7, who chose them 8, the meaning of biodiversity

3-6 grade textbook catalogue

The second volume of grade three

Unit 1 Plant Growth and Change

1 The beginning of a new life for plants 2 Planting our plants 3. We saw root 4 for the first time. The seeds became seedlings. The stem grows taller and taller. They blossomed, which led to our bumper harvest.

Unit 2 Life Cycle of Animals

1 new life hatched in silkworm eggs 2 growth and change of silkworm 3 new appearance of silkworm 4 what has pupa become 5 life cycle of silkworm 6 life cycle of other animals 7

Our life cycle

Unit 3 Changes of Temperature and Water

1 temperature and thermometer 2 measure the temperature of water 3. Water freezes. The ice melts. Where do the water drops come from? Water and steam. Three-state changes of water.

Unit 4 Magnet

1 We know that magnets are magnetic, magnets are magnetic, magnets have two poles, and magnets have four poles. 5 will the magnetic force change? 6 Compass 7 Make a compass.

The second volume of the fourth grade

Unit 1 electric power

1 Electrostatic phenomena in life 2. Lighting a small light bulb 3. Simple circuit 4. Circuit failure 5. Conductor and insulator 6 make a small switch 7. Different circuit connections.

Unit 2 "New Life"

1 There are 2 kinds of flowers, 3 kinds of flowers, fruits and seeds in rape, 4 kinds of seeds spread far away, 5 kinds of seeds germinate, 6 kinds of animal eggs and 7 kinds of animal reproductive activities.

Unit 3 "Food"

1 day's food 2 nutrition in food 3 nutrition should be balanced 4 raw cooked food 5 bread moldy 6 slow down food deterioration 7 information on food packaging.

Unit 4 rocks and minerals

1 various rocks 2 understand several common rocks 3 rock composition 4 observe and describe minerals (1) 5 observe and describe minerals (2) 6 face several unknown minerals 7.

Rocks, minerals and us

The second volume of the fifth grade

The first unit sinks and floats

1 Does an object sink or float in water? What is the relationship between ups and downs? 3 the ups and downs of plasticine in water? 4 shipbuilding? 5 buoyancy? Will a sinking object be floated by water? seven

The ups and downs of potatoes in liquid 8 to explore the reasons for the ups and downs of potatoes.

Unit 2 "Heat"

1 is heating up; 2. Heat cold water; 3. Thermal expansion and cold contraction of liquid; 4. Thermal expansion and cold contraction of air; 5. Thermal expansion and cold contraction of metals; 6. How heat is transferred; 7. heat transfer competition 8.

Design and manufacture a thermos cup

Unit 3 Measurement of Time

1 Time is passing 2 sun clock 3 Measuring time with water 4 Research on my water clock 5 Mechanical pendulum 6 pendulum 7 Make a pendulum 8 Make a one-minute timer.

Unit 4 The Movement of the Earth

1 the phenomenon of day and night alternation 2. Man knows the history of the earth and its movement. Prove that the earth is spinning. Who is the first to greet the dawn? The secret of Polaris's immobility 6. Is the earth spinning?

Why are there four seasons, eight polar days and eight polar nights in a year?

The second volume of the sixth grade

Unit 1 Small World

1 magnifying glass 2 Insect world under a magnifying glass 3 How to enlarge the crystal under a magnifying glass 4 5 Observe the life world around you with a microscope (1) 6

Observe the life world around us with a microscope (2) 7 Observe the life world around us with a microscope (3) 8 The tiny world and us.

Unit 2 Changes in Matter

1 What's the matter around us? 3 Changes of rice, starch and iodine? 4 changes in baking soda and white vinegar? 5 rusty iron? 6 phenomena accompanying chemical changes? seven

Control the speed of iron rusting. Material changes and us.

Unit 3 Universe

1 earth satellite-moon phase change in February 3 let's build craters 4 solar eclipse 5 solar system 6 stars (1) 7 stars in the sky (2) 8.

explore the universe

Unit 4 Environment and Us

1 day garbage 2 garbage disposal 3 reduction of discarding and reuse 4 classified recycling 5 domestic water 6 sewage and sewage treatment 7 investigation of natural waters in hometown 8

Environmental problems and our actions