Fermat's Principle of Least Time Ray Optics Watch light race through mirrors, lenses and adjustable media to reveal Fermat’s least‑time path in optics. Mahesh Kurmi WhatsApp Facebook X Email
Nitrite Ion Test Suite Practical Chemistry Explore nitrite ion tests, seeing colour changes, gas evolution, and redox reactions in a virtual lab. SimPhy WhatsApp Facebook X Email
Huygens' Refraction Proof Wave Optics Step through Huygens' principle to watch wavefronts refract, derive Snell’s law and see internal reflection. Simphy WhatsApp Facebook X Email
Huygens' Principle Proof of the Law of Reflection Wave Optics Interactive proof of the law of reflection via Huygens’ principle, with sliders for incidence angle and time. Mahesh Kurmi WhatsApp Facebook X Email
Good and Bad Conductors – Pot Handles Thermodynamics Compare copper, brass, ceramic, and wood pot handles as they heat on a stove, viewing temperature profiles. Simphy WhatsApp Facebook X Email