Grade 4 · Science · Semester 1 · 2026–2027

Exploring motion, energy, light, and power in 4th Grade Science.

Follow along with your child's journey as we explore forces and motion, delve into sound, light, and electricity, and discover how energy shapes our world through nonrenewable and renewable resources.

Tap any point on the curve — or any week below — to open the lesson details.

The semester timeline — click a point to jump directly to that week.
W1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18 W19 W20 ◆ TODAY

Semester Highlights & Checkpoints

Key milestones, holidays, and review periods guiding our learning journey this semester.

Holiday

National Vacation

Week 5 · Sep 20, 2026

National Day holiday on Sep 23 & 24 alongside Lesson 1 Types of Energy.

School Break

Autumn Break

Week 14 · Nov 22, 2026

A full week of scheduled break to rest and recharge before energy unit continues.

Preparation

Revision Week

Week 18 · Dec 20, 2026

Comprehensive review week covering motion, energy types, and resources.

Assessment

Semester 1 Exams

Weeks 19–20 · Dec 27, 2026

Final exams evaluating concepts learned across Units 1 and 2.

W1
Aug 23, 2026
Forces and Motion - Part 1
Unit 1: Forces and motion
  • Introduction to balanced and unbalanced forces
  • How pushes and pulls change the motion of objects

Why it matters: Lays down foundational concepts of physics and movement.

W2
Aug 30, 2026
Forces and Motion - Part 2
Unit 1: Forces and motion
  • Investigating friction and gravity
  • Measuring how forces affect speed and direction

Why it matters: Deepens understanding of everyday physical interactions.

W3
Sep 6, 2026
Speed and Energy - Part 1
Unit 1: Speed and Energy
  • Understanding the relationship between speed and kinetic energy
  • Calculating basic speed in simple experiments

Why it matters: Connects physical movement with energy concepts.

W4
Sep 13, 2026
Speed and Energy - Part 2
Unit 1: Speed and Energy
  • Exploring energy transfer during collisions
  • Analyzing how faster moving objects hold more energy

Why it matters: Prepares students for upcoming energy transformation studies.

W5
Sep 20, 2026
Types of Energy & National Vacation
Unit 2: Types of Energy
Holiday (Sep 23-24)
  • National Vacation on Sep 23 & 24
  • Introduction to potential and kinetic energy types

Why it matters: Combines a mid-week holiday pause with a start on energy classification.

W6
Sep 27, 2026
Types of Energy - Exploration
Unit 2: Types of Energy
  • Chemical, thermal, and mechanical energy forms
  • Investigating real-life energy transformations

Why it matters: Helps students spot different kinds of energy in daily life.

W7
Oct 4, 2026
Sound and Light - Waves & Sound
Unit 2: Sound and Light
  • How sound travels through vibrations and mediums
  • Pitch, volume, and sound energy characteristics

Why it matters: Explores how energy manifests as sensory information.

W8
Oct 11, 2026
Sound and Light - Properties of Light
Unit 2: Sound and Light
  • Light behavior: reflection, refraction, and absorption
  • How light travels in straight lines

Why it matters: Fosters visual inquiry and experimental observation.

W9
Oct 18, 2026
Electricity - Basic Circuits
Unit 2: Elictricity
  • Introduction to electrical energy and simple circuits
  • Understanding conductors and insulators

Why it matters: Builds hands-on understanding of electrical pathways.

W10
Oct 25, 2026
Electricity - Switches & Safety
Unit 2: Elictricity
  • Open vs. closed circuits and switch mechanics
  • Essential electrical safety rules in everyday life

Why it matters: Reinforces safety and circuit components.

W11
Nov 1, 2026
Heat Energy & Thermal Transfer
Unit 2: Heat
  • Thermal energy, conduction, and heat sources
  • Measuring temperature and heat flow

Why it matters: Explores how thermal energy moves from hot to cold objects.

W12
Nov 8, 2026
Energy from Nonrenewable Resources - Part 1
Unit 2: Nonrenewable Resources
  • Identifying fossil fuels: coal, oil, and natural gas
  • Formation process of nonrenewable resources over time

Why it matters: Introduces Earth's energy sources and environmental science.

W13
Nov 15, 2026
Energy from Nonrenewable Resources - Part 2
Unit 2: Nonrenewable Resources
  • How we extract and use fossil fuels for power
  • Understanding the limitations of nonrenewable energy

Why it matters: Critical thinking regarding resource depletion.

W14
Nov 22, 2026
Autumn Break
Autumn Break
Autumn Break
  • No scheduled classes all week

Why it matters: A full week to rest and recharge.

W15
Nov 29, 2026
Energy from Renewable Resources - Part 1
Unit 2: Renewable Resources
  • Exploring solar, wind, and water energy
  • Advantages of clean energy sources

Why it matters: Focuses on sustainable solutions for the future.

W16
Dec 6, 2026
Energy from Renewable Resources - Part 2
Unit 2: Renewable Resources
  • Engineering tools like solar panels and wind turbines
  • Comparing efficiency of renewable technologies

Why it matters: Connects scientific principles with modern engineering.

W17
Dec 13, 2026
Impact of Energy Use
Unit 2: Impact of Energy Use
  • Environmental impacts of energy consumption
  • Conservation practices to reduce energy waste

Why it matters: Encourages environmental responsibility and eco-friendly habits.

W18
Dec 20, 2026
Semester 1 Revision Week
Revision
Revision
  • Consolidating key topics from Units 1 & 2
  • Practice worksheets, group reviews, and Q&A sessions

Why it matters: Prepares students for upcoming end-of-semester assessments.

W19
Dec 27, 2026
Semester 1 Exams Start
Semester 1 Exams
Exams Start
  • Comprehensive Semester 1 examination

Why it matters: Evaluation of student progress across all covered science units.

W20
Jan 3, 2027
Semester 1 Exams Conclusion
Semester 1 Exams
Exams
  • Final exam evaluation wrap-up
  • Semester conclusion

Why it matters: Wraps up the first half of the academic school year.