This is a cute book for younger grades learning shapes. The author presents a natural rhyming style of the text. The items used are familiar objects. The book can help students see that shapes are all around them. Some of the items in the book can be given to the students to hold in their hands. For example, a birthday hat or a star. The students could find other examples of triangles in everyday life whether in the classroom or at home. The author has written other books about different shapes. Several readings of the many books can be introduced close together to introduce several shapes in the lesson. Shapes can also be used to create art or for counting. They could also be used for graphing and adding. Pie or pizza slices can be used for fractions. ( )

Like What is Round?, this book is good for children that are young and learning their shapes. The book has colorful and realistic illustrations that are easy for a child to follow and keep their attention. ( )

A book that teaches children everyday items that are in the shape of a triangle. I loved the rhyming technique! At times I would find myself singing the lines while looking at the pictures. I think this book is great for students because it is not too difficult to read and the pictures help to remember the attributes of a triangle. ( )

What is a Triangle? Is a book a book that teaches shapes by using everyday things. At times, I thought it would be overwhelming for younger students but the pictures and examples were lively enough to keep their attention. ( )

What is a triangle? Apart of a series of books (What is a square?
What is round? ) introducing shapes to children. Great book for preschoolers as it helps identify shapes in everyday items. Illustrated with vibrant colors guaranteed to catch the eyes of little readers. ( )