Amazon has the National Geographic Kids: 5,000 Awesome Facts (About Everything!) Hardcover Book for $11.97 - $2.99 off coupon (clip coupon) = $8.98 with free shipping on $25+ or with Prime. Same at Target w/ 25% coupon. Designed for kids ages 8 to 12 years old.

• Little Kids First Big Book of Why (Hardcover) for $6.42 (also Target)
• Little Kids First Big Book of Animals (Hardcover) for $6.68 (also Target)