Hello, World! Kids' Guides: Exploring the Solar System

The bestselling Hello, World! board book series expands into picture books, for Hello, World! kids who are ready for the next step.

Kids who enjoy looking up at space and dreaming of exploring the solar system will love this lively, fact-filled, illustrated tour of our galaxy, with engaging information on every page:

  •  Fascinating details about each of the planets, including up-to-date information such as NASA's Perseverance rover and Ingenuity helicopter—accompanied by bright illustrations.

  • Statistics about each planet, with information about the planet's size, distance from the sun, length of days and years, and more.

  •  A helpful chart that shows each planet's place in the solar system. 

  •  A question that asks the reader to think about the planets in relation to themselves, such as "Would you like to live on a planet with a long winter or a short winter?" and "What would you bring on your Mars rover?"
 
Hello, World! readers who have moved up to picture books and any kids who love science and space will find many captivating hours of learning and inspiration in the launch of this exciting new series.

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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