Science Book 1
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Science Book 1
Science Book 1 is the starting point in the Real Science-4-Kids series, introducing students to the five core sciences: chemistry, biology, physics, geology, and astronomy. Lessons begin with atoms and molecules, giving students a modern foundation that helps science feel connected, clear, and confidence building from the start.
Open and Go 3 Book Set
Hardcover Textbook, Student Pages, Teacher Pages
What’s Inside
Hardcover Student Textbook
A beautifully illustrated, full color introduction to the five scientific disciplines. Students begin where science truly starts with atoms and molecules, then spiral outward into biology, physics, geology, and astronomy.
Softcover Student Pages
Guided notebooks that bring the learning to life. Each chapter includes study pages, RATATAZ experiment sheets, and quizzes that help students think like scientists, not just memorize facts.
Softcover Teacher Pages
Complete lesson plans, objectives, experiment notes, and answer keys. With structured pacing and clear instructions, teaching stays simple whether you are new to science or an experienced instructor.
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Why Families and Teachers Choose Book 1
Atoms First Advantage
Starting with atoms and molecules gives students a strong foundation that makes later science easier to understand.
Age Flexible
Independent readers typically thrive starting around Grade 3, while younger learners in Grades 1 and 2 can participate with parent or teacher read aloud support.
Engaging Design
Cartoon style illustrations, creative notebook pages, and hands on experiments keep students curious and motivated.
Spiral Learning
Core ideas return at higher levels, strengthening understanding as students mature.
Covered in 22 Chapters
Chemistry
Atoms, molecules, and reactions
Biology
Classification, cells, and microorganisms
Physics
Force, work, and energy
Geology
Earth’s layers, rocks, and volcanoes
Astronomy
The solar system, tides, and early astronomers
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Who This Is Best For
This open and go 3 book set is a great fit for families and educators who want a clear plan, hands on learning, and strong teacher support without extra prep.
Grades 1–2 (homeschool)
A strong fit with parent read aloud support while students build vocabulary and science confidence.
Grade 3+
Great for independent readers who are ready to own the reading and complete the Student Pages more independently.
Standards based classrooms (public and charter)
A strong fit starting in Grade 2, then continuing one book per year with a consistent sequence and structure.
Co ops, pods, and small groups
Ideal for facilitators who want a complete teaching package with everything ready to go.
Available Formats
Textbook
Hardcover print or Digital Flipbook (1-year access).
Open and Go 3 Book Set
Hardcover textbook plus Student Pages and Teacher Pages in print.
Digital Bundle, 1 Year Access
All core resources delivered through the RS4K Teaching Dashboard, including digital textbook views, student pages, and teacher support in one organized place.
Student Pages
Softcover print with perforated, tear out notebook pages and cut out activities, or downloadable PDF.
Teacher Pages
Print edition or digital PDF with lesson plans, answer keys, and experiment guidance.
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This 3 book set gives you the complete teaching package: a robust textbook for building knowledge, interactive student pages for active engagement, and teacher pages for confident guidance. It is real science, rigorous yet accessible, age appropriate, and exciting.
Reading level: Grade 3+ for independent work
Concept level: Grade 1+ with parent or teacher support
Learn more about grade levels and placement for the Science Series:
https://rs4k.com/pages/faq
Start With Atoms
Science Book 1 starts with atoms, the fundamental building blocks of all matter. Our program starts with these basics, giving students a strong foundation. This approach is unique and sets us apart from other science books and programs.
Fun Experiments
Start your students learning real science with easy-to-do fun experiments for Book 1. Go to the Experiment Hub and download, print, and use only the experiments you want to try. Teacher instructions are included.
Teaching Real Science is as easy as 1 - 2 - 3
Learning science is as easy as reading a book. Just open to the first chapter and get started. No internet or online subscription needed.
ExperimentGo to the Experiment Hub and find the experiment you want your child to do. Download, print and read the teacher instructions. Collect the materials, give your child the student pages and do the experiment with them.
Have FunMake a mess, explore new ideas, and let them play. Most of science is just playing and learning science is more exciting for your child if you are involved.
What People Are Saying
Best Curriculum Ever!
Best science curriculum out there! Just wanted you to know how much I've appreciated teaching my kids from your materials.
As a science teacher, I've tried several programs, but RS4K stands out. The emphasis on authentic scientific vocabulary and age-appropriate foundational content makes it easy for my students to grasp complex concepts. The print materials are top-notch and enhance comprehension significantly.
I love how RS4K introduces complex topics like atoms
and molecules in an easy-to-understand manner for younger students. My daughter
has developed a strong foundation in science and always looks forward to her lessons. The hands-on experiments are a big hit!"
