num_pages: 32
description: While trying to save enough money to buy a new ice scooter, Perry the Penguin learns about managing his money and about negative numbers.
language: English
title: Less Than Zero
titlecomplete: Less Than Zero (Mathstart Level 3)
genres: Counting, Picture Books, School, Childrens, Mathematics, Money
ratings_count: 82
series: MathStart: Level 3
publisher: Harper