A kindergarten-level introduction to seeders, covering their purpose, parts, role in farming, and such defining features as their hoppers.
A kindergarten-level introduction to harvesters, covering their purpose, parts, role in farming, and such defining features as their metal bars.
A kindergarten-level introduction to cultivators, covering their purpose, parts, role in farming, and such defining features as their metal shanks.
A kindergarten-level introduction to the planet Jupiter, covering its orbital process, its moons, and such defining features as its rings, Great Red Spot, and name.
A kindergarten-level introduction to tractors, covering their purpose, parts, role in farming, and such defining features as their big tires.
A kindergarten-level introduction to plows, covering their purpose, parts, role in farming, and such defining features as their heavy blades.
A kindergarten-level introduction to the planet Earth, covering its orbital process, its moon, and such defining features as its clouds, oceans, and forms of life.
A brief overview of the physical characteristics, personality traits, and habits of the dachshund breed, as well as descriptions of famous pop-culture dachshunds such as Buster.
A brief overview of the physical characteristics, personality traits, and habits of the pug breed, as well as descriptions of famous pop-culture pugs such as Frank.
An elementary exploration of volcanoes, focusing on the geological evidence that helps explain how and where they form and spotlighting famous examples, such as Hawaii’s Mauna Loa.
An elementary exploration of landslides, focusing on the geological evidence that helps explain how and where they form and spotlighting famous examples, such as the 2013 Indian landslides.
A brief overview of the physical characteristics, personality traits, and habits of the boxer breed, as well as descriptions of famous pop-culture boxers such as Wilson.
A basic exploration of the parts, variations, and worksites of dump trucks, the hauling and dumping machines. Also included is a pictorial diagram of variations of dump trucks.
An elementary exploration of glaciers, focusing on the geological evidence that helps explain how and where they form and spotlighting famous examples, such as those in Glacier National Park.
A brief overview of the physical characteristics, personality traits, and habits of the Chihuahua breed, as well as descriptions of famous pop-culture Chihuahuas such as Gidget.
An elementary exploration of earthquakes, focusing on the geological evidence that helps explain how and where they form and spotlighting famous examples, such as the 2004 Indian Ocean quake.
An elementary exploration of geysers, focusing on the geological evidence that helps explain how and where they form and spotlighting famous examples, such as Yellowstone’s Old Faithful.
A basic exploration of the parts, variations, and worksites of excavators, the big digging machines. Also included is a pictorial diagram of variations of excavators.
An elementary exploration of canyons, focusing on the geological evidence that helps explain how and where they form and spotlighting famous examples, such as Arizona’s Grand Canyon.
A basic exploration of the appearance, behavior, and habitat of ostriches, the tall, fast-running African birds. Also included is a story from folklore explaining why ostriches keep their wings close to the body.
A basic exploration of the parts, variations, and worksites of cranes, the tall moving machines. Also included is a pictorial diagram of variations of cranes.
A basic exploration of the appearance, behavior, and habitat of snow leopards, the non-roaring big cats of Central Asia. Also included is a story from folklore explaining why snow leopards have spotted fur.
A basic exploration of the appearance, behavior, and habitat of peacocks, the rainforest birds whose males have showy feathers. Also included is a story from folklore explaining why peacocks are so colorful.
A basic exploration of the parts, variations, and worksites of bulldozers, the leveling and scraping machines. Also included is a pictorial diagram of variations of bulldozers.
A basic exploration of the appearance, behavior, and habitat of rays, the flat-bodied fish with skeletons made of cartilage. Also included is a story from folklore explaining why rays’ fins look like wings.