CONTACT A Novel by CARL SAGAN HCDJ 1ST/1ST LIKE NEW

What stands out about this activity book is the thick paper that resists markers.

Cosmos – Mass Market Paperback By Carl Sagan – GOOD

This activity book turns math practice into a game of matching and guessing.

The Demon-Haunted World: Science as a Candle in the D, Carl Sagan 1996

What makes this novel special is its quiet, thoughtful pace.