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…
How to Make a Purple Cabbage pH Indicator Level Primary, Elementary Concept We use litmus, phenolphthalein and bromothymol blue as pH indicator. Instead of them,…
Experiment with Deoxidation of carbon dioxide,Chemistry Experiment Difficulty Level Secondary. When an organic compound burns, carbon dioxide is produced. The property of the carbon dioxide…
Chemistry experiment electroplating What is Electroplating: Electroplating is a process that uses electric current to reduce dissolved metal cations so that they form a coherent…
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…
How to make alum crystal Level Elementary Concept of alum crystal There are many pure substances which make the peculiar shape crystals when these become…
What is oxygen? oxygen is a colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air. Oxygen…