About this app
Bring chemistry experiments to life with Change in Color by EduTech Era — a fully interactive virtual lab designed for students and teachers. Perform the Lead Nitrate and Potassium Iodide color change reaction in a realistic 3D environment and understand concepts clearly with step-by-step guidance. Whether you’re preparing for exams, learning at home, or teaching in the classroom, this app makes the science practical safe, simple, and fun! Features: Full access to all content Zoom-in & zoom-out for clear viewing Rotate 3D models for full understanding Works offline — No internet required All model labels clearly visible Improves learning and concept clarity Built specially for educational use Useful for all chemistry students
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 30, 2026 · 9:43 PM $1.99
Screenshots
