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Skills available for Ontario grade 3 science curriculum

Objectives are in black and IXL science skills are in dark green. Hold your mouse over the name of a skill to view a sample question. Click on the name of a skill to practise that skill.

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E Earth and Space Systems

  • E1 Relating Science and Technology to Our Changing World

    • E1.1 assess the importance of soils for society and the environment

    • E1.2 assess the impact of human activity on soils, and describe ways in which humans can improve the quality of soils and/or lessen or prevent harmful effects on soils

  • E2 Exploring and Understanding Concepts

    • E2.1 identify the living and non-living components of soil, and describe the characteristics of healthy soil

    • E2.2 identify different substances that are commonly added to, or absorbed by, the soil, and describe their effects on soil health

    • E2.3 examine different types of soils found in Ontario, and describe how different soils are suited to growing different types of food, including crops

    • E2.4 explain the process of erosion, including its causes and its impact on soils

    • E2.5 identify various strategies used to maintain and improve soil health in Ontario

    • E2.6 describe the process of composting, and explain some benefits of composting