African-American History Makers Collection (National Geographic Kids Readers, Levels 1, 2, & 3)

Learn about the lives and accomplishments of four inspiring figures from American history all in one book: George Washington Carver, Rosa Parks, Frederick Douglass, and Martin Luther King, Jr.

Meet civil rights leaders who were inspiring individuals as well as leaders in their fields: inventor, activist, orator, scientist. Learn about their childhoods, achievements, and contributions that made the world a better place. Biographies feature fascinating facts and archival photography that vividly illustrate the amazing lives of each hero.

The National Geographic Kids Leveled Readers series has proved to be a winning formula with kids, parents, and educators. All books feature expert-vetted text along with brilliant images to make learning fun. Level 1 books reinforce the content of the book with a kinesthetic learning activity. Level 2 Readers feature slightly higer level text and additional vocabulary words. Level 3 Readers have more layers of information to challenge more proficient readers. Each reader includes text written by an experienced, skilled children's books author, a photo glossary, and interactive features in which kids get to reinforce what they've learned in the book.

Standard and Primary covers are widely available through general retailers. They often have higher print runs and can be cheaper, especially during sales.

In contrast, Direct Market (DM) and variant covers are primarily sold in comic shops. DM editions tend to have more limited availability and may be more valuable to collectors.

The main differences lie in artwork style, availability, price, and collector appeal. Ultimately, the choice between standard and variant covers depends on personal preference, budget, and individual collecting goals.

Comic book enthusiasts have various formats to choose from when collecting their favorite stories.
Here's a brief overview of the main types:

Omnibus

• Large, hardcover collections
• Usually contain complete runs or extensive story arcs
• Typically 800-1000+ pages
• Higher price point, often €100-€150

Oversized Hardcover (OHC)

• Similar dimensions to omnibus, but thinner
• Collect shorter runs or story arcs
• Usually 300-600 pages
• Priced between €30-€50

Hardcover (HC)

• Standard-sized hardcover books
• Collect 6-12 issues typically
• Similar dimensions to single issues, but with a hard cover
• Priced around €25-€35

Trade Paperback (TP)

• Softcover collections
• Standard comic book size
• Usually collect 4-6 issues
• Most affordable option, typically €15-€25

Other Formats

• Absolute Editions: Oversized, deluxe hardcovers (mainly DC Comics)
• Compendiums: Massive paperback collections
• Graphic Novels (OGN/GN): Original stories not previously released as single issues

The choice between these formats often depends on personal preference, budget, and collecting goals. Omnibus and OHC editions offer larger artwork and more content but at a higher price, while TPs provide a more affordable way to collect complete story arcs