The award winning Greatest Dot-to-Dot Books started a Dot-to-Dot revolution in 2000, by featuring super challenging, artistic puzzles that entertain older kids and adults. Since 2000, author David Kalvitis has also been dedicated to inventing new styles and patterns for connecting dots. Kalvitis’ publishing company Monkeying Around, has published 20 books, and has sold well over a million copies worldwide since 2000. His puzzles have been published in US newspapers, and his books have also been published in Australia, the Netherlands, and South Korea. Each puzzle and book is designed by David, and printed in the USA.