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.
A basic exploration of the parts, variations, and worksites of backhoes, the digging and hauling machines. Also included is a pictorial diagram of variations of backhoes.
A basic exploration of the parts, variations, and worksites of concrete mixers, the cement-mixing machines. Also included is a pictorial diagram of variations of concrete mixers.
A basic exploration of the appearance, behavior, and habitat of sloths, the slow-moving, tree-dwelling mammals. Also included is a story from folklore explaining why sloths do not build nests.
An elementary introduction to the English soccer team Manchester United, including a brief history since the team’s 1878 founding, its main rivals, notable players, and Champions League titles.
A basic exploration of the appearance, behavior, and habitat of manatees, the aquatic relatives of dugongs. Also included is a story from folklore explaining why manatees are associated with mermaids.
An elementary introduction to the Spanish soccer team Real Madrid, including a brief history since the team’s 1902 founding, its main rival, notable players, and Champions League titles.
A basic exploration of the appearance, behavior, and habitat of armadillos, the distinctively armored American mammals. Also included is a story from folklore explaining how armadillos became musical.
An elementary introduction to the German soccer team Bayern Munich, including a brief history since the team’s 1900 founding, its main rival, notable players, and Champions League titles.
An elementary introduction to the English soccer team Liverpool FC, including a brief history since the team’s 1892 founding, its main rivals, notable players, and Champions League titles.
A basic exploration of the appearance, behavior, and habitat of foxes, the widespread members of the dog family. Also included is a story from folklore explaining how foxes can outsmart other animals.
An elementary introduction to the Italian soccer team AC Milan, including a brief history since the team’s 1899 founding, its main rival, notable players, and Champions League titles.
An elementary introduction to the Spanish soccer team FC Barcelona, including a brief history since the team’s 1899 founding, its main rival, notable players, and Champions League titles.
A kindergarten-level introduction to octopuses, covering their growth process, behaviors, the oceans they call home, and such defining features as their camouflaging skin.
A kindergarten-level introduction to sea turtles, covering their growth process, behaviors, the oceans they call home, and such defining features as their long front flippers.
A kindergarten-level introduction to coral reefs, covering their growth process, behaviors, the oceans they call home, and such defining features as their waving tentacles.
A kindergarten-level introduction to stingrays, covering their growth process, behaviors, the waters they call home, and such defining features as their long, thin tails.
A kindergarten-level introduction to seals, covering their growth process, behaviors, the oceans they call home, and such defining features as their thick blubber.
A kindergarten-level introduction to grasslands, covering their climate, plant and animal life, and such defining features as their varied grasses.
