Ricardo Garay & Silvia Strufaldi 
Collection Professor Elibius and the Geometric Shapes [EPUB ebook] 

This didactic collection presented by the character Professor Elibius will show children colorful and fun themes such as: The numbers, the letters, the hours, the solar system the tables and 15 more subjects. An educational collection, very useful to present to small themes important for your learning, in a playful way. In this volume: the geometric shapes — all flat and non-flat geometric shapes (in 3D) are displayed. It also offers various curiosities about geometric shapes.