Grade 3 Science

Explore Forces, Life, Earth, and Engineering!

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Unit 1

Forces and Motion

14 Lessons

1 What is Force?

2 Push and Pull

3 Strength of Forces

4 Direction of Forces

5 Balanced Forces

6 Unbalanced Forces

7 What is Motion?

8 Speed and Direction

9 Patterns in Motion

10 Predicting Motion

13 🔬 Lab: Investigating Forces on Objects

14 📝 Unit 1 Review & Assessment

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Unit 2

Electricity

9 Lessons

1 What is Electricity?

2 Static Electricity

3 Electric Charges (Positive & Negative)

4 Attraction and Repulsion

5 Electric Forces at a Distance

6 Conductors and Insulators

7 Everyday Uses of Electricity

8 🔬 Lab: Static Electricity Experiments

9 📝 Unit 2 Review & Assessment

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Unit 3

Magnets

11 Lessons

1 What is a Magnet?

2 Magnetic Poles (North & South)

3 Magnetic Attraction and Repulsion

4 Magnetic Force at a Distance

5 What Materials Are Magnetic?

6 Strength of Magnets

7 Electromagnets

8 Uses of Magnets in Everyday Life

9 Engineering Challenge: Design with Magnets

10 🔬 Lab: Testing Magnetic Strength

11 📝 Unit 3 Review & Assessment

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Unit 4

Life Cycles

12 Lessons

1 What is a Life Cycle?

2 Birth, Growth, Reproduction, Death

3 Plant Life Cycles

4 Flowering Plant Life Cycle

5 Animal Life Cycles - Mammals

6 Animal Life Cycles - Birds

7 Animal Life Cycles - Fish

8 Animal Life Cycles - Amphibians (Frogs)

9 Animal Life Cycles - Insects

10 Comparing Life Cycles

11 🔬 Lab: Observing Life Cycles

12 📝 Unit 4 Review & Assessment

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Unit 5

Animal Groups and Survival

12 Lessons

1 Why Do Animals Live in Groups?

2 Protection from Predators

3 Finding Food Together

4 Raising Young Together

5 Migration in Groups

6 Animal Groups - Herds

7 Animal Groups - Packs

8 Animal Groups - Schools and Flocks

9 Animal Groups - Colonies (Ants, Bees)

10 Animals That Live Alone

11 🔬 Activity: Researching Animal Groups

12 📝 Unit 5 Review & Assessment

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Unit 6

Inherited Traits

12 Lessons

1 What is a Trait?

2 Physical Traits

3 Behavioral Traits

4 What is Inheritance?

5 Traits from Parents

6 Plant Traits from Parent Plants

7 Animal Traits from Parent Animals

8 Variation of Traits

9 Siblings Look Similar but Different

10 Patterns in Inherited Traits

11 🔬 Activity: Comparing Traits in a Group

12 📝 Unit 6 Review & Assessment

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Unit 7

Environment and Traits

9 Lessons

1 Inherited vs Acquired Traits

2 How Environment Affects Traits

3 Plants and Environment

4 Animals and Environment

5 Traits That Can Change

6 Traits That Cannot Change

7 Learned Behaviors

8 🔬 Lab: Plant Growth Experiment

9 📝 Unit 7 Review & Assessment

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Unit 8

Fossils

12 Lessons

1 What is a Fossil?

2 How Fossils Form

3 Types of Fossils

4 What Fossils Tell Us About Organisms

5 What Fossils Tell Us About Environments

6 Fossil Evidence of Past Life

7 Fossils of Plants

8 Fossils of Animals

9 Dinosaur Fossils

10 Scientists Who Study Fossils (Paleontologists)

11 🔬 Activity: Fossil Dig Simulation

12 📝 Unit 8 Review & Assessment

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Unit 9

Adaptations and Survival

13 Lessons

1 What is an Adaptation?

2 Physical Adaptations

3 Behavioral Adaptations

4 Variation Helps Survival

5 Finding Mates

6 What is a Habitat?

7 Desert Habitat Adaptations

8 Forest Habitat Adaptations

9 Ocean Habitat Adaptations

10 Arctic Habitat Adaptations

11 Why Some Organisms Cannot Survive

12 🔬 Activity: Matching Animals to Habitats

13 📝 Unit 9 Review & Assessment

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Unit 10

Environmental Changes

12 Lessons

1 Environments Change Over Time

2 Natural Environmental Changes

3 Human-Caused Environmental Changes

4 How Animals Respond to Changes

5 How Plants Respond to Changes

9 Protecting Environments

10 Engineering Solutions for Environmental Problems

11 🔬 Project: Design a Solution

12 📝 Unit 10 Review & Assessment

🌤️

Unit 11

Weather

13 Lessons

1 What is Weather?

3 Precipitation

6 The Water Cycle

7 Measuring Weather

8 Recording Weather Data

9 Weather Patterns

10 Seasonal Weather Patterns

11 Weather Forecasting

12 🔬 Project: Weather Journal

13 📝 Unit 11 Review & Assessment

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Unit 12

Climate

12 Lessons

1 What is Climate?

2 Weather vs Climate

3 Climate Patterns

4 Tropical Climate

5 Desert Climate

6 Temperate Climate

7 Polar Climate

8 Climate Zones of the World

9 How Climate Affects Plants and Animals

10 Climate and Where People Live

11 🔬 Activity: Comparing World Climates

12 📝 Unit 12 Review & Assessment

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Unit 13

Weather Hazards

12 Lessons

1 What is a Natural Hazard?

2 Severe Weather

7 Blizzards and Ice Storms

8 Impacts of Weather Hazards

9 Preparing for Severe Weather

10 Engineering Solutions for Weather Hazards

11 🔬 Project: Design a Weather Hazard Solution

12 📝 Unit 13 Review & Assessment

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Unit 14

Engineering Design Process

15 Lessons

1 What is Engineering?

2 What is a Problem?

3 Define the Problem

4 Criteria and Constraints

5 Brainstorm Solutions

6 Design a Solution

7 Build a Prototype

8 Test Your Solution

9 Analyze Results

10 Improve Your Design

11 Compare Solutions

12 🔬 Engineering Challenge 1: Magnet Problem

13 🔬 Engineering Challenge 2: Weather Hazard Problem

14 🔬 Engineering Challenge 3: Environmental Problem

15 📝 Unit 14 Review & Assessment

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Unit 15

Review & Test Prep

8 Lessons

1 Physical Science Review (Forces, Magnets)

2 Life Science Review (Life Cycles, Traits)

3 Life Science Review (Fossils, Adaptations)

4 Earth Science Review (Weather, Climate)

5 Engineering Design Review

6 📝 Practice Test 1

7 📝 Practice Test 2

8 📝 End-of-Year Assessment