Experts expect the Harry Potter collectibles market to especially leap forward in the next 10 years, as childhood fans of the books and films start earning a wage and buying up the pieces they could only dream of as kids.

There's hardly a category of Harry Potter collectible that doesn't exist, from trading cards to Christmas plates. But with so much stuff on the market, collectors need to be wary and smart about what they buy. But how can collectors know which Harry Potter collectibles will increase in value?

This book will answer this question and explain the "Harry Pottery" collectibles market and which items are smart investments, including first edition books and signed copies, movie props and costumes, LEGO sets and minifigures, and which ones are not, such as heavily mass-produced items all the while providing an adventure through the plethora of collectibles for everyone's favorite wizard that they may have never seen before or knew existed.

• Seven More Years of the Harry Potter World: J.K. Rowling announced last fall that there will be five films in the Fantastic Beasts spin-off series with the next installment due out in Nov 2018. 
• Celebrates 20 Years: This book celebrates the 20th anniversary of the first publishing of Harry Potter and the Philosopher's Stone (June 26, 1997), and offers an overview of the best history and values of collectibles and rare books, including the first edition of Harry Potter and the Philosopher's Stone. 
• Rare & Cream-of-the-Crop Collectibles: Features top collecting categories including books, movie posters and promotions, movie memorabilia and rare pieces like Rowling's writing chair. Look for valuable tips on what collectibles are worth investing in and what items to pass by.