Faça você mesma / DIY: Ovo de Páscoa de Animal Print. GeoGebra. GeoGebra. Mathematics and Multimedia GeoGebra Step-by-Step Tutorial Series GeoGebra is a free dynamic mathematics software that can be used to connect algebra, geometry, calculus and other mathematics.
It is available in major operating systems particularly Windows, Mac, and Linux. You can download the software in its official website. The GeoGebra Tutorial Series is a collection of more than 50 step by step GeoGebra lessons from beginner to advanced level.