Logan Avery 
Engineering Marvels: Birdhouses [PDF ebook] 
Shapes

Can you spot the circles, triangles, squares, and hexagons on a birdhouse? This Spanish book for kids teaches basic shapes and uses real-world examples and familiar objects to make learning math fun and easy. With bright images and simple text, this full-color book develops students‘ math and reading skills. The Math Talk questions build fluency and comprehension of basic math concepts. Perfect for shared or guided reading, this nonfiction kids book is ideal for kindergarten and ages 4-6.