Grades 2 - 5

Earth is the only home humans have ever known. But there is so much to learn about it! From what the planet is made of to how it likely formed, this informative title will take readers on a… More →

A single day is longer than a year on Venus! This hot, rocky planet is much like Earth, but it holds many mysteries that scientists work hard to unravel. How did it form? What is it made of?… More →

Neptune is the outermost planet in the solar system! It may look a calm blue, but this huge planet is swirling with activity. A thick layer of clouds gives way to whirls of rocks and ice.… More →

Sharing a home, protection, and even leftovers, clownfish and sea anemone are close buddies in the ocean. Clownfish scare away potential predators, but if one gets too close, the sea anemone… More →

Uranus is an ice giant that spins completely on its side! Scientists have studied it since its discovery in 1781, but Uranus remains one of the solar system’s most mysterious planets. In… More →

Mercury is the closest planet to the Sun! It may be small, but it is full of extremes. Temperatures range between -300 and 800 degrees Fahrenheit! As it zooms around the Sun every 88 days,… More →

In 2006, Pluto was reclassified as a dwarf planet. Small, rocky dwarf planets make their home on the outer edges of the solar system. Scientists use telescopes to study Pluto and the dwarf… More →

If humans ever make it to Saturn, they won’t be able to land on its surface. This enormous planet has no solid ground! Beyond its seven magnificent rings, Saturn swirls with dense clouds of… More →

Journey to the red planet! Given its similarity to Earth, Mars has long fascinated humans. Today, we are closer than ever to unlocking the mysteries of how Mars formed and whether the planet… More →

Only 12 humans have walked on the Moon. But scientists have learned a lot about Earth’s night light. We know how it was formed, about its relationship with Earth, and its surface features.… More →

Jupiter is the biggest planet in the solar system! This gas giant is also one of the most fascinating. From its famous Great Red Spot to its dozens of moons, Jupiter holds several mysteries… More →

Whether Lamborghini or Ferrari, sports cars turn heads! These flashy cars look cool but are built for speed. Through the years, sports cars have pushed design, gone electric, and even reached More →