Waddle Ya Measure - Penguin Ruler (six-inch)
These penguin rulers will amaze you. If you rock them back and forth, the penguins waddle across the ice. The amount of motion you see out of these action-packed penguins is phenomenal. These rulers make any school assignment a blast. The penguin rulers come in 2 sizes: this compact penguin ruler is 6 inches, and we also have a full penguin ruler, which is 12 inches. Talk about perfection in the world of penguin school supplies?