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30 worksheets · Save $45.00 (30%) · prices shown inside the bundle

1. 01
   Grade 3 Flower Parts and Reproduction Worksheet | Ontario Science Activity

   Grade 3 · Science · 14 Pages

   • Identify major flower parts and describe what roles sepals, petals, stamens, and pistils play in reproduction
   • Explain how pollen is produced, how stigma receives pollen, and how fertilization leads to seeds
   • Compare wind pollination and animal pollination and describe how nectar, scent, and color can help pollinators
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2. 02
   Grade 3 Science Stewardship Practices for Healthy Soil Ontario Worksheet

   Grade 3 · Science · 15 Pages

   • Describe how conservation practices help keep soil healthy over time
   • Identify ways to reduce runoff, erosion, nutrient loss, and chemical pollution
   • Explain how vegetation, compost, and buffers can protect water and fertility
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3. 03
   Grade 3 Forces as Pushes and Pulls Worksheet | Ontario Science Activity

   Grade 3 · Science · 13 Pages

   • Explain that a force is a push or a pull that can change an object’s speed or direction.
   • Identify the direction and magnitude of a force in everyday situations.
   • Distinguish contact forces and non-contact forces using simple examples.
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4. 04
   Grade 3 Load Paths in Trusses, Beams & Columns Science Worksheet Ontario

   Grade 3 · Science · 15 Pages

   • Describe how forces move from where they act to supports through structural members.
   • Identify how axial force, bending moment, and shear can appear in beams and trusses.
   • Explain what supports and foundations do when they receive combined loads.
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5. 05
   Grade 3 Science Environmental Effects on Material Durability Worksheet

   Grade 3 · Science · 15 Pages

   • Describe how moisture, corrosion, freeze-thaw cycles, and ultraviolet light can weaken structures over time
   • Explain why protective treatments and maintenance help materials last longer
   • Use cause-and-effect reasoning to choose materials with compatible durability for a given environment

   +1 more
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6. 06
   Grade 3 Science Strength and Stability in Simple Structures Worksheet

   Grade 3 · Science · 15 Pages

   • Identify how intended function and load paths affect the strength of a simple structure
   • Explain how support location and span limitation help prevent sagging and collapse
   • Describe common failure modes such as buckling, tension fracture, and joint slippage
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7. 07
   Grade 3 Measuring Distance and Speed Worksheet | Ontario Science Activity

   Grade 3 · Science · 14 Pages

   • Use consistent units to describe how far an object moves
   • Measure and compare elapsed time using seconds
   • Calculate and compare simple speeds using distance and time

   +1 more
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8. 08
   Grade 3 Seed Germination Stages & Plant Needs Science Worksheet Ontario

   Grade 3 · Science · 15 Pages

   • Name the major stages of seed germination, including imbibition, radicle emergence, hypocotyl and epicotyl growth, and true leaf emergence.
   • Explain how seed reserves support early growth until the plant can make its own food.
   • Describe how moisture, temperature, and oxygen help seeds germinate successfully.
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9. 09
   Grade 3 Life Cycle Patterns in Seed Plants Science Worksheet Ontario

   Grade 3 · Science · 15 Pages

   • Compare annual, biennial, perennial, and woody plant life cycles by timing of germination, flowering, seed set, and dormancy.
   • Explain how seed banking and seasonal cues help plant populations survive through unfavorable seasons.
   • Describe how environmental variability and human land-use can favor certain life histories and affect population persistence.
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10. 10
    Grade 3 Soil Formation Processes Worksheet | Ontario Science Activity Pack

    Grade 3 · Science · 15 Pages

    • Explain how rock weathering, deposition, and organic matter help form soil
    • Identify physical, chemical, and biological processes that break rock into smaller particles
    • Describe how earthworms and microbes contribute to soil structure and fertility
    $3.50$5.00Preview