UNIT 1 LIVING THINGS AND NON-LIVING THINGS
- Things can be grouped as living things or non-living things.
- Living things are alive.
- Non-living things are not alive.
- Living things
* can move by themselves.
* can produce young.
- Human beings, animals and plants are living things.
UNIT 2 OURSELVES
- We need food and water to stay alive.
- We need to eat different kinds of food to stay healthy.
- Some food give us energy, some food helps us to grow and some food helps us to stay healthy.
- We grow and change as we grow older. We grow in height, size and weight.
UNIT 3 ANIMALS
- Animals need food, water and air to stay alive.
- Some animals eat plants.
- Some animals eat other animals.
- Some animals eat plants and other animals.
- Animals grow in size and increase in weight.
- Some baby animals look like their parents.
- Some baby animals do not look like their parents.
UNIT 4 PLANTS
- Plants need the right amount of water for healthy growth.
- When a plant grows, it becomes taller, bigger and has more leaves.
- Flowering plants produce seeds which can grow into new plants.
- Different plants produce different kinds of seeds.
UNIT 5 THE MAGIC OF BATTERIES
- There are many things that use batteries. For example, torch and alarm clock.
- Things that use batteries have a battery holder.
- Batteries must be inserted correctly for things to work.
- To make a circuit, you must connect battery, wire and a bulb. If the bulb lights up, it is a complete circuit.
UNIT 6 MIXING THINGS
- Some materials can dissolve in water. They will disappear in water.
- When a material dissolve in water, we get a solution.
- Some materials cannot dissolve in water. These materials do not disappear water.
- You can check whether something dissolve in water by
* filtering the mixture.
UNIT 7 PUSH AND PULL
- We push and pull to do many things.
- Pushing and pulling can
* make things speed up.
* make things slow down.
* make things change direction.
- How things move depends on their size and how hard we push or pull them.
* if we push or pull equally hard, the smaller things will move
* we should do the tests fairly.