The NGSS Science Standards: What They Are and Why They Matter

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Headshot of Zack Cronin
Zack Cronin
February 26, 2025

Science education has evolved dramatically, adapting to discoveries, technological advancements, and the increasing demand for STEM skills in the workforce. One of the most significant changes in modern k-12 science education is the adoption of the Next Generation Science Standards (NGSS). These scientific standards have transformed how students learn, focusing on inquiry, real-world applications, and a deeper understanding of fundamental concepts to drive scientific literacy.

But what exactly are the NGSS science standards why do they matter so much, and how do they help students learn science?

A Brief History of the NGSS Science Standards

The National Research Council, the National Science Teachers Association, and Achieve, Inc. led the development of the NGSS science framework. Released in 2013, these standards emerged from a growing need for a more effective, inquiry-based science education system in the U.S.

Before NGSS, many states relied on the National Science Education Standards (NSES) or variations of the Common Core State Standards for Science. The NSE Standards, published in 1996 by the National Research Council, provided a foundation for science education reform but lacked the depth of integration and inquiry-based focus that NGSS introduced. While the core content standards for science-structured learning, often emphasized rote memorization over hands-on learning and critical thinking.

The NGSS tackles these issues by introducing a framework for K-12 science based on a three-dimensional learning model:

  • Science and Engineering Practices (SEPs) – Encouraging students to think and work like scientists and engineers.
  • Crosscutting Concepts (CCCs) – Helping students make connections across different scientific disciplines.
  • Disciplinary Core Ideas (DCIs) – Focusing on key scientific principles that students should deeply understand.

Why the NGSS Standards Matter

1. Shifting from Memorization to Inquiry-Based Learning

The NGSS science approach ditches the outdated passive learning model and promotes active problem-solving. Instead of memorizing facts, students engage in hands-on experiments, ask questions, and analyze data. Many studies have found that students who participate in inquiry-based science learning outperform their peers in traditional classrooms.

2. Preparing Students for High-Demand STEM Careers

The U.S. Bureau of Labor Statistics projects that STEM occupations will grow by 10.8% from 2022 to 2032, much faster than the average for all occupations. The NGSS ensures students develop the analytical, technical, and problem-solving skills necessary to succeed in these fields.

3. Making Science Relevant to Everyday Life

Science is everywhere, from the smartphones we use to climate change discussions. The next-generation science approach connects classroom learning to real-world applications. For example, students explore topics like renewable energy, space exploration, and medical advancements, making science both engaging and practical.

This promotes understanding of science and technology, and how they connect with one another. Combined with the experiential, inquiry-based learning model helps students become more scientifically literate.

4. Aligning with Other Educational Standards

Although NGSS differs from the Common Core Science Standards, it integrates literacy and math components to create a well-rounded academic experience. According to Achieve, Inc., more than 40 states have adopted or adapted NGSS to align with their national science teaching standards, showing a nationwide commitment to improving science education.

How OpenSciEd and OpenStax Align with NGSS

At Kiddom, we provide NGSS-aligned science curriculums through OpenSciEd and OpenStax, two leading educational resources designed to support inquiry-based learning and real-world applications.

OpenSciEd: Middle School Science Built for NGSS

OpenSciEd is a middle school science curriculum designed explicitly to meet NGSS science standards. It focuses on hands-on, phenomenon-based learning that encourages students to investigate scientific concepts through inquiry. OpenSciEd provides:

  • Fully NGSS-aligned lesson plans that integrate science core standards and national science education standards.
  • Engaging, real-world phenomena that drive student curiosity and exploration.
  • Built-in scaffolding and differentiation, making science accessible to all learners.
  • Comprehensive teacher support ensures educators have the tools they need to implement NGSS effectively.

OpenStax: High School Science for the Next Generation

For high school science, OpenStax offers advanced, NGSS-aligned curricula in subjects like Biology, Chemistry, and Physics. This curriculum ensures students engage with:

  • Rigorous, research-based science content that aligns with common core science and national science teaching standards.
  • Immersive 3D lab simulations, helping students develop critical lab skills.
  • Clear connections to NGSS’s three-dimensional learning model, ensuring students don’t just memorize facts but understand scientific principles in depth.

Both OpenSciEd and OpenStax empower teachers with high-quality digital resources that make it easier to implement NGSS-aligned instruction in their classrooms.

The Impact on Science Teachers

1. Providing a Clear and Structured Framework

Teaching science effectively requires more than just following a textbook. The NGSS provides a well-structured roadmap that guides educators in delivering engaging lessons while ensuring students meet grade-level expectations.

2. Encouraging More Engaging, Hands-On Learning

A report from the National Science Teachers Association (NSTA) found that 84% of teachers who implemented NGSS reported an increase in student engagement and participation. Further professional development can also help teachers drive engagement in their classrooms.

3. Supporting Differentiated Instruction

The NGSS allows for flexibility, enabling educators to personalize their science programs to meet diverse student needs. Whether students require additional scaffolding or enrichment opportunities, the standards encourage varied instructional methods, making science accessible to all learners.

The Future of Science Education with NGSS

As more states embrace NGSS or similar national science education standards, the emphasis on student-driven inquiry and hands-on learning will continue to grow. Schools and districts investing in digital curriculum platforms aligned with the Department of Education's Common Core Content Standards for Science and NGSS Science will be better equipped to provide engaging, future-ready science education.

By adopting the NGSS science standards, educators can help students become not just science learners, but science doers—critical thinkers, problem solvers, and innovators who will shape the future.

Are you an educator looking for NGSS-aligned curriculum and teaching resources? Explore how Kiddom, with OpenSciEd and OpenStax, supports your science instruction!