A brilliantly topical and delightfully funny picture book from internationally bestselling author M.G. Leonard, which shows children what happens to their plastic toothbrushes after they're thrown away. Children use their toothbrush each morning and evening, and get new ones every few months. That's billions of toothbrushes! What happens to them all when they're no longer needed? And if toothbrushes take thousands of years to break down, what does that mean for our planet? With a fun cast of pla ...