Will this help with my child's Grade 3 science homework?

Yes. Find the topic in the table above, work through the lesson, then practice with similar problems to build confidence and understanding.

How are the science lessons structured for Grade 3 students?

Each lesson uses step-by-step explanations and worked examples. They are broken into short segments your child can pause and review as needed.

Is there a provincial science test for Grade 3 in Ontario?

Ontario's EQAO testing covers literacy and numeracy, not science. Grade 3 science knowledge still supports overall learning and later EQAO-tested subjects.

Can my child use StudyPug on a tablet or phone?

Yes. StudyPug works on computers, tablets, and phones. Your child can access lessons and practice problems from any device, anywhere.

Can I try StudyPug before paying?

Yes. You can explore topics and access sample lessons for free. Subscribe when you are ready to unlock full access to all Grade 3 science content.

Will this help with my child's Grade 3 science homework?

Yes. Find the topic in the table above, work through the lesson, then practice with similar problems to build confidence and understanding.

How are the science lessons structured for Grade 3 students?

Each lesson uses step-by-step explanations and worked examples. They are broken into short segments your child can pause and review as needed.

Is there a provincial science test for Grade 3 in Ontario?

Ontario's EQAO testing covers literacy and numeracy, not science. Grade 3 science knowledge still supports overall learning and later EQAO-tested subjects.

Can my child use StudyPug on a tablet or phone?

Yes. StudyPug works on computers, tablets, and phones. Your child can access lessons and practice problems from any device, anywhere.

Can I try StudyPug before paying?

Yes. You can explore topics and access sample lessons for free. Subscribe when you are ready to unlock full access to all Grade 3 science content.

Ontario

Grade 3

ON Grade 3 Science Curriculum

Lessons and practice for every Grade 3 science topic. Aligned to what Ontario schools teach. Help your child keep up or get ahead.

ON Grade 3 Science Curriculum | StudyPugHelp

OE_ID	Expectations	StudyPug Topic
1.1	Advanced Investigation:	Investigation Design, Controlled experiments Variable Control, Independent and dependent variables Measurement, Standard units and precision Data Analysis, Patterns and relationships

2.1

Ecosystems:

Ecosystem Components, Living and non-living elements

Population Dynamics, Groups of organisms in area

Communities, Interaction between populations

2.2

Adaptations:

Structural Adaptations, Physical features for survival

Behavioral Adaptations, Actions that aid survival

3.1

Food Chains:

Energy Transfer, Producer to consumer flow

Food Webs, Interconnected food chains

3.2

Energy Pyramids:

Trophic Levels, Producers, consumers, decomposers

Energy Loss, Energy transfer efficiency

4.1

Forces:

Balanced Forces, Equal opposing forces

Unbalanced Forces, Net force and motion

Magnetic Forces, Fields and interaction

4.2

Simple Machines:

Machine Types, Levers, pulleys, inclined planes

Work and Force, Mechanical advantage

5.1

Thermal Energy:

Heat Sources, Natural and artificial sources

Heat Transfer, Conduction, convection, radiation

Insulation, Materials and heat retention

6.1

Landforms:

Formation Processes, Erosion, deposition, weathering

Types of Landforms, Mountains, valleys, plains

Changes Over Time, Rapid and slow changes

6.2

Earth Materials:

Rocks and Minerals, Properties and classification

Soil Composition, Components and properties

7.1

Solar System:

Earth's Movement, Rotation and revolution

Day and Night, Earth's rotation effects

Seasonal Changes, Earth's tilt and orbit

8.1

Human Impact:

Resource Use, Effects on environment

Conservation, Protection strategies

8.2

Climate:

Weather Patterns, Long-term weather trends

Climate Zones, Regional variations

9.1

Engineering Process:

Problem Definition, Identifying design challenges

Solution Design, Creating and testing solutions

Optimization, Improving designs

10.1

Traditional Practices:

Traditional Practices, Resource Management, Sustainable practices

Environmental Knowledge, Local ecosystem understanding

Ontario Grade 3 Science Topics

Grade 3 science in Ontario introduces students to key ideas across four main areas: living things and habitats, forces and motion, soils in the environment, and strong and stable structures. These topics lay the groundwork for scientific thinking that students will build on throughout elementary school.

How StudyPug Supports Ontario Grade 3 Science

StudyPug provides lessons and practice problems that match what Ontario Grade 3 students are learning in class. Each topic is explained clearly with worked examples so students can understand concepts on their own terms. Whether your child needs help with a specific homework question or wants to review a full unit, StudyPug makes it easy to find what they need.

Guided lessons for every Grade 3 science topic
Practice exercises to test understanding after each lesson
Step-by-step explanations written for young learners
Access anytime on any device

Grade 3 Science and the Ontario Curriculum

All content on StudyPug for Grade 3 science is aligned to the Ontario science curriculum. Topics cover the key expectations that Ontario teachers follow, so students are always working on the right material for their grade level.