Science that comes alive in every browser
Interactive science simulations with AI-powered assessments, real-time progress tracking, and NGSS-aligned curriculum. Just click and explore — works on Chromebooks, iPads, and any device.
Designed for the classroom, built for students
Every simulation is crafted to make complex science concepts tangible, intuitive, and unforgettable.
NGSS Aligned
Every simulation maps to specific High School Performance Expectations. Built with evidence statements in mind.
Works on Chromebooks
Browser-based, zero installs. Runs perfectly on Chromebooks, iPads, and any modern device your students bring.
Instant Loading
Click, load, learn. No plugins, no apps. Just open and start exploring — instant access from any device.
Teacher-Created
Built by a practicing science educator who knows what actually works in a real classroom.
Student Dashboard
Students track their own progress across NGSS skills with mastery graphs and personalized recommendations.
Ready-Made Tasks
Select simulations include complete NGSS task packets — pre-screeners, investigations, and post-screeners.
Bilingual
Available in English and Spanish (es-419). Every simulation and task packet is fully translated.
Privacy First
No ads, no distractions — a clean, focused learning environment. Your students' privacy is protected.
Three steps to better science learning
No training required. No IT setup. Teachers and students can start in under a minute.
Find a Simulation
Browse by NGSS standard, science domain, or keyword. Every simulation has a preview and description.
Open & Explore
Click to launch. Students interact with sliders, graphs, and visual models — no instructions needed.
Track Progress
Use the student dashboard to track mastery of NGSS performance expectations. Built-in task packets assess understanding.
Browse by Science Domain
From quantum physics to ecosystem dynamics, every major high school science topic covered.
Built for students, teachers, and schools
No matter your role, sims.science has something for you — designed for classrooms everywhere.
For Students
Explore science at your own pace with interactive simulations that make abstract concepts visible. Track your progress across NGSS standards and build confidence with every experiment.
- All 149+ simulations available
- Personal progress dashboard
- Optional account for progress tracking
- Works on any device
For Teachers
Save planning time with NGSS-aligned simulations and ready-made task packets. Monitor class progress and identify students who need extra support — all without ads or data collection.
- NGSS-aligned task packets
- Teacher dashboard with analytics
- Bilingual resources (EN/ES)
- Zero setup, start learning today
Built by a teacher who believes
This platform was created because every student deserves access to great science education.
Nicklaus Cairns
Nicklaus Cairns is a passionate science educator from the United States with five years of teaching experience in Texas and Connecticut. He is a graduate of Texas A&M University's state approved educator preparation program, and holds a Master's in Science Education from Western Governors University.
He believes in engaging students through hands-on, phenomena-based, and inquiry-driven NGSS-aligned instruction. This platform was built to ensure all students have access to high-quality interactive science tools — regardless of school budget.
You can follow his work on GitHub.
Ready to transform your science classroom?
All 149+ simulations available. Sign in to track student progress with AI-powered analytics.