Fact Planet

One-third of all fish species are overfished. An avalanche can reach a speed of up to 80 miles per hour in 5 seconds. It's facts like these that really stay with young readers as they learn about the world around them. In this set, readers encounter geography and science content including how mountains form, the problem of light pollution, how volcanic areas may provide geothermal energy, and much more. A colorful design draws readers in with photos, simple diagrams, and maps to aid readers' comprehension.

• Comprehension questions engage readers throughout each book
• Picture puzzles offer a fun challenge
• Cross-disciplinary content supports elementary science and social studies classes