# Book *Adventuring gear* - **Cost**: 25 gp - **Weight**: 5.0 lbs. A Book contains fiction or nonfiction. If you consult an accurate nonfiction Book about its topic, you gain a +5 bonus to Intelligence ([Arcana](Mechanics/CLI/rules/skills.md#Arcana), [History](Mechanics/CLI/rules/skills.md#History), [Nature](Mechanics/CLI/rules/skills.md#Nature), or [Religion](Mechanics/CLI/rules/skills.md#Religion)) checks you make about that topic. *Source: Player's Handbook (2024) p. 224. Available in the <span title='Systems Reference Document (5.2)'>SRD</span> and the Free Rules (2024)*