Transmission of Sound
Difficult topics need simplification for primary students to engage and assist in learning. Transmission of sound through various mediums such as soli...
Designmate
AIDS-Portuguese
"O HIV ataca as nossas células imunes tornando-nos indefesos durante ataques por patógenos oportunistas.Esta aplicação coloca a seu alcance uma animaç...
Internal Combustion Engine
In this app, we will learn how a four-stroke internal combustion engine works. The engine converts the energy of a fuel-air mixture into mechanical en...