Earth's Systems

Rocks, soil, water and how Earth fits together — 18 skills across 6 years. Every skill below shows what it builds on and how to tell your child has it.

Science18 skillsages 5–11

Grouped by the age children typically start each skill. Ages are typical, not deadlines — follow your child’s pace.

Around age 5

How Organisms Shape Habitatsages 5–6AC ✓ Local weather patternsages 5–6AC ✓ Seasonal changesages 5–6AC ✓

Around age 7

Evaporation and condensationages 7–9AC ✓ How fossils formages 7–8 Preventing Erosionages 7–8 Properties of materialsages 7–8AC ✓ Rocks and soilages 7–8AC ✓ Shapes of land and waterages 7–8AC ✓ Where water is found on Earthages 7–8AC ✓

Around age 8

Seasonal changes (age 8+)ages 8–9AC ✓ Weather vs climateages 8–9

Around age 9

Erosion and weatheringages 9–10AC ✓ Finding patterns in dataages 9–10AC ✓ Types of rocksages 9–11AC ✓

Around age 10

Earth's atmosphereages 10–11AC ✓ Rock layers and Earth's historyages 10–11AC ✓ Salt Water vs Fresh Waterages 10–11AC ✓

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