How to make simple astrolabe, Science Fair Projects Introduction A Simple Astrolabe The astrolabe is an ancient device, long used to measure latitude and act…
How to make Conductivity Tester, Level: Elementary/Secondary Concept: Equipment which can distinguish good conductor from insulator Introduction: Using this equipment, we can check whether a…
Build Your Own Voltaic cell Level Elementary, Secondary What is voltaic cell? A voltaic cell is an electrochemical cell that uses a chemical reaction to…
Homemade solar cell construction (Urdu) A solar cell or photovoltaic cell is an electrical device that converts the light energy into electricity by the photovoltaic…
AC Generator, Simple DIY project with Step by Step instructions Introduction AC generator discusses the conversion of mechanical energy (kinetic energy) into electrical energy by…
Water rockets are easy to make and use materials found in daily life. Children will be thrilled, and their creativity stimulated, watching their hand-made rockets…