Here is out printable science list to make your own curriculum. Again this is just suggestive for age appropriate.
Materials
Identify properties of an object
Compare properties of objects
Compare properties of materials
Identify materials in objects
Identify multiple materials in objects
States of matter
Classify matter as solid or liquid
Identify solids and liquids
Classify matter as solid, liquid, or gas
Identify solids, liquids, and gases
Sort solids, liquids, and gases
Changes of state
Change-of-state diagrams: solid and liquid
Change-of-state diagrams: liquid and gas
Change-of-state diagrams: solid, liquid, and gas
Heating, cooling, and changes of state: melting and freezing
Heating, cooling, and changes of state: vaporizing and condensing
Heat
Predict heat flow
Physical and chemical change
Identify physical and chemical changes
Mixtures
Identify mixtures
Force and motion
Identify pushes and pulls
How do mass and force affect motion?
Compare the speeds of moving objects
Magnets
Identify magnets that attract or repel
Label magnets that attract or repel
Classification
Identify living and nonliving things
Identify plants and animals
Identify mammals, birds, fish, reptiles, and amphibians
Identify animals with and without backbones
Animals
life cycle diagrams
habitats
evolution
Body parts and their functions
Plants
Classify fruits and vegetables as plant parts
Identify plant parts and their functions
Read and construct flowering plant life cycle diagrams
How do flowering plants make new plants?
Traits
Observe traits
Observe and compare traits
Introduction to adaptations
Rocks and minerals
Classify rocks and minerals by color and shape
Weather
Read a thermometer
Compare temperatures on thermometers
Earth’s features
Water
Volcanoes
mountains
Earth events
Classify changes to Earth’s surface
Find evidence of changes to Earth’s surface
Changes to Earth’s surface: earthquakes
Changes to Earth’s surface: volcanic eruptions
Changes to Earth’s surface: erosion
Units and measurement
Choose units of time
Choose customary units of distance
Choose metric units of distance
Abbreviate time and length units
Abbreviate mass and volume units