Science Book 5: The Year Science Starts Making Sense

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Building the Modern Scientific Foundation for Everything That Comes Next

Science Book 5 is a turning point in science learning.

For many students, this is the first time science is taught with correct atomic and molecular understanding from the very beginning, the kind of foundation that makes later chemistry, biology, physics, geology, and astronomy finally feel logical instead of confusing.

Whether your student is continuing from Science Book 4 or starting their Real Science-4-Kids journey here for the first time, Book 5 delivers what students often miss in traditional programs: modern scientific models taught clearly, correctly, and connected across disciplines.

This is the year students stop memorizing science and start understanding it.

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Why Starting Correctly Transforms Understanding

Many programs introduce science with simplified or outdated models that create confusion later. Students may learn vocabulary, complete worksheets, and pass quizzes, yet still feel like science is a collection of disconnected facts.

Science Book 5 changes that by building a foundation that is:

• accurate from day one

• atomic and molecular in its reasoning

• connected across the five disciplines

• strong enough to support advanced study

When students learn science correctly the first time, they build confidence immediately. They understand not just what happens, but why it happens, and they begin to reason scientifically instead of guessing.

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What Makes Science Book 5 Different

Science Book 5 is not simply “harder science.” It is truer science.

Students learn to:

• Build correct categories and models for atoms, molecules, and matter

• Understand bonding and reactions as predictable, logical processes

• See biology as chemistry in action, not a set of mysteries

• Understand energy as a measurable, conserved quantity

• Learn Earth and space science through evidence-based explanation

• Connect ideas across disciplines using the atomic thread

Book 5 is where students develop the modern foundation they will rely on in Books 6 and 7, and in high school science.

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The Foundation Advantage

Correct Atomic Understanding from Day One

Students learn accurate models immediately, without misconceptions to “fix” later.

Builds Confidence Through Real Explanation

Students learn the “why” behind the “what,” which makes science feel understandable and achievable.

Prepares for Advanced Study

Book 5 forms the backbone for Books 6 and 7 and aligns strongly with high school readiness.

Welcomes New Students Without Oversimplifying

Book 5 is designed to work as a true entry point while still delivering age-appropriate depth and rigor.

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Who Will Thrive With Science Book 5?

Science Book 5 is designed for students ready to build a modern scientific foundation that will support everything that comes next.

Perfect for two groups of students

• Continuing RS4K students moving forward after Book 4

• New students who need a correct, modern starting point in science

Typical starting points

• Grade 7+ independently (excellent full-year course)

• Grades 5-6 with support

• Any student new to RS4K who needs a strong, correct foundation

• Students who need a fresh start in science and want understanding that lasts

Reading Level: Grade 7+ for independent work
Concept Accessibility: Grades 5-6 with support
Prerequisite: None required for new students; ideal after Book 4
Focus: Correct atomic and molecular understanding, confidence building, modern foundations

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What’s Inside the Open & Go 3-Book Set

(Hardcover Student Textbook + Student Pages + Teacher Pages)

1. Hardcover Student Textbook

A complete year of science that builds modern understanding across all five disciplines. Students learn correct atomic theory, bonding and reactions, biological molecules, energy principles, Earth systems, and astronomy, connected through a clear atomic thread.

2. Softcover Student Pages

Workbooks that develop scientific thinking and confidence through active learning:

• Study pages reinforcing correct foundations

• RATATAZ experiments demonstrating real scientific principles

• Quizzes assessing both knowledge and reasoning

• Activities designed to build confidence in scientific explanation

3. Softcover Teacher Pages

Comprehensive support for building correct understanding from the ground up:

• Lesson plans emphasizing foundational concepts

• Experiment notes designed to prevent common misconceptions

• Answer keys with clear scientific explanations

• Pacing guidance that builds understanding through gradual complexity

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Hands-On Investigations Included

Every experiment in Science Book 5 is designed to reinforce correct models and build confidence through evidence.

Access experiments three ways

• In the Student Pages: complete instructions and worksheets

• In the Teacher Pages: enhanced notes that prevent misconceptions

• In the Experiment Hub: https://rs4k.com/pages/experiment-hub

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22 Chapters: Building the Modern Scientific Foundation

Chapter 1: What Is Science?

Scientific habits from the start: measurement, data interpretation, and evidence-based reasoning.

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Chemistry: Building Atomic Understanding (Chapters 2–5)

• Matter and atomic theory with correct categories

• Chemical bonding and how atoms actually interact

• Molecules and reactions as predictable processes

Students build the chemistry foundation needed for all future science.

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Biology: Life Through a Molecular Lens (Chapters 6–9)

• What life is, and how we classify it

• Chemistry of life and biological molecules

• Cells and microorganisms through structure and function

Biology becomes understandable as molecular science, not memorization.

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Physics: Energy Principles Made Clear (Chapters 10–13)

• Force, work, energy, and fundamental relationships

• Energy conservation and transformation

• Real-world application across machines and natural systems

Students understand energy as measurable, conserved, and predictable.

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Geology: Earth’s Story Through Evidence (Chapters 14–17)

• Rocks, minerals, soils through identification and testing

• Earth’s layers and dynamics

• Plate tectonics and evidence-based explanation

Students learn how we know what we know about Earth—through real evidence.

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Astronomy: Our Place in an Understandable Universe (Chapters 18–21)

• Earth in space with correct scale and relationships

• Moon, Sun, and stars through accurate models

• Planets and solar systems through evidence-based classification

Space becomes knowable and logical, not mysterious.

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Chapter 22: Putting It All Together

Science as a coherent, connected understanding of our world.

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Why Families & Educators Choose Science Book 5

• Correct foundation from day one with no misconceptions to unlearn

• Perfect starting point for students new to RS4K

• Confidence-building because students understand the “why”

• Complete experiment access with hands-on investigations included

• Preparation for advanced study in Books 6, 7, and high school

• Strong teacher support for building modern scientific understanding

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Available Formats

Open & Go 3-Book Set (Recommended)

Hardcover Textbook + Print Student Pages + Print Teacher Pages
Ideal for hands-on foundation building and full-year learning

Digital Teaching Dashboard (1-Year Access)

A complete digital classroom designed to build correct foundations
Ideal for new students, blended learning, and confidence building

Hardcover Textbook Only

Full-color print reference for structured reading and study

1-Year Digital Textbook Only

Interactive flipbook access across devices
Ideal for review, supplemental learning, or parent preparation

Student Pages Only

Print or PDF for additional students or replacements
Includes experiment worksheets

Teacher Pages Only

Print or PDF for co-ops, classrooms, or multiple instructors
Includes experiment guides and answer keys

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Your Next Step in the Series

New to RS4K? Science Book 5 is the best place to start if your student needs a correct, modern foundation that makes science make sense.

Completed Science Book 4? Book 5 is the next step, where systems thinking becomes full foundational mastery across all five disciplines.

Ready for advanced study? After Book 5, students continue to Science Books 6 and 7, where the foundation becomes deeper, faster, and more sophisticated, building strong readiness for high school science.

Want to see the investigations in action? Visit the Experiment Hub:
https://rs4k.com/pages/experiment-hub

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The Foundation Difference

Traditional programs often leave students with shaky models and confusion that resurfaces later.
Science Book 5 gives students a foundation that holds.

Students begin to realize:

• Atoms and molecules follow understandable rules

• Reactions are logical processes, not “magic changes”

• Energy is conserved and measurable across systems

• Biology, Earth science, and space science are all explainable with the same modern framework

When students build the foundation correctly, science becomes something they can reason through, not something they have to memorize.

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Science Book 5 Builds Scientific Confidence That Lasts

Book 5 helps students develop:

• Correct mental models they can rely on for years

• Evidence-based reasoning and scientific habits

• Confidence rooted in true understanding

• Readiness for Books 6 and 7 and high school science

Science Book 5 doesn’t just teach science.
It teaches science correctly, so students can build success on something real.

Ready to start science right and build confidence that lasts?
Add Science Book 5 to your cart today.