How many polar bears make up an elephant?
Using comparison of zoo animals, young readers learn the preservation of number through comparison. How big something is relative to the comparison of another measure. The book is an early introduction to ratio and proportion. It will make young children, to whom the book is targeted as an audience, as well as older children and adults alike, to consider the variables of size and ratio by comparing different animals of the world.
Alternating pages of text and pastel images in bright colours and bold font provides an easy read to deal with an awe-inspiring mathematical concept.
Highly recommended for Mathematical Thinking; Ratios and Proportions for Kindergarten to Grade 6. Older children may enjoy creating their own mathematical ratio book comparing other natural or man-made objects e.g. buildings, trees, planets.