David and his family meet William Henry Lewis, an African American football hero who travels to the future with them when he's injured.
David and his family use his grandfather's time travel machine to go back in time to the Chicago where David is teaching four boys to speak English as he experiences the Chicago World's Fair. .
David and his family travel back in time to California in 1849 to experience the ups and downs of prospecting for gold.
David and his family use his grandfather's time travel machine to travel to 1853 Ohio, where they assist runaway slaves on their journey north on the Underground Railroad.
While on a field trip to study native plants, Kenneth and Aleesa are transported to Hawaii in the 1890s, where they see first-hand the final days of the reign of Queen Liliuokalani and learn about native rights.
The Smithers family find Grandpa's old time machine and decide to travel back to 1880 for their summer vacation. David and Jenny learn a lot about their heritage and history on their incredible trip.
Introduces cave geology and discusses spelunking, the sport of cave exploration through an adventure for survival in an underground cave.
Provides factual information about climbing Mt. McKinley based on the fictional story of a sixteen-year-old boy and his adventure climbing the tallest mountain in North America.
Calvin panics when he is caught in the 1924 Lorain, Ohio, tornado and races to find his family and make sure they survived.
Sam and Annabel are on vacation with Annabel's parents in Italy. While visiting the small hilltop town of Civita, they hear rumors of looted gold from World War II buried somewhere in the town's network of underground tunnels and caves. Once again the two friends cross paths with their old nemesis, Humphrey Battleford, but he is not the only one in pursuit of the gold. An intimidating man named Kurt, the grandson of a ruthless Nazi, is also snooping around. After Annabel is kidnapped, Sam must solve the mystery of the hidden treasure to save his friend. This is the fourth mystery featuring Sam and Annabel, after Stolen, Bones and Lost.
Junior Canadian Ranger Tommy Toner has a terrible secret. During the annual JCR summer camp in Whitehorse, Yukon Territory, he plays a prank which has unexpected and destructive results. Ashamed and afraid of what people will think, he keeps quiet, even though the guilt eats away at him. Tommy and his old friends Colly and Jaz team up to take part in a JCR competition at camp. They decide to search on horseback for the legendary Bushman, a Sasquatch-like creature who has been sighted near Whitehorse. But is the Bushman real or is he simply a terrifying creature of myth and legend? What Tommy and his friends discover puts all their lives in danger, and only the truth can save them.
Paisley and Ben build a time machine so they can see first-hand what dinosaurs looked like.
Ayla loves climbing. But she prefers to climb indoors, with all her safety harnesses in place and soft mats to land on. Her climbing partner and best friend, Lissy, is much more adventurous and loves the outdoors. When Lissy starts hanging out with Carlos, the new thrill-seeking guy in town, Ayla wants to keep an eye on her and finds herself tagging along on a weekend climbing trip up Black Dog Mountain. But things go very wrong when Lissy and her dad, the only adult in the group, are badly injured high on the side of the mountain. Suddenly the risks of climbing become very real. Ayla and Carlos need to figure out how to get help, and every decision they make could have catastrophic consequences.
Twelve-year-old Tabitha is less than thrilled when her parents send her on a hiking trip with her cousins, Ashley and Cedar, and her Aunt Tess. For one thing, she's not much of a hiker. And she's pretty sure her cousins hate her. But even Ashley can't blame Tabitha for everything that goes wrong: the weather turns ugly, a bear comes into the cabin, Ashley and Tess are injured and Max, the family's beloved dog, disappears. When rescue finally arrives, Tabitha realizes that she is no longer the timid, out-of-shape girl she used to be. She's become strong, resourceful and brave in the face of adversity-no matter what form it takes.
Robin can hardly wait for her cousin April and her Aunty Liz to come to the ranch for Christmas. When a devastating car accident sends Aunty Liz to the hospital for several months, Robin can't help but be overjoyed to learn that April will live with Robin and her family while her mother is recuperating. But April has changed, and Robin must deal with April's growing anger and resentment at being forced to leave her injured mother and her life in the city. Then Robin's little sister, Molly, disappears during a blizzard, and Robin and April's friendship faces the ultimate test.
In the fall of 1066, a thirteen-year-old Anglo-Saxon girl named Catla watches from afar as Viking raiders burn her village and imprison her family and the other villagers. No one sees her as she flees toward Aigber, the closest village, praying the people there will help. Catla must ignore her terror as she makes her way to the standing stones, a place of refuge, where she meets Sven, an older boy from her village. Together, they continue toward Aigber and are able to alert the village of the coming peril. Catla and Sven rally the villagers of Aigber, and with Catla's help, a plan is put in place that will save both villages from the Nord-devils.
Dan Hogg is thrilled when his uncle offers him some work at a food fair, because he wants money to hire a professional trainer to help him with his scrawny physique. His excitement vanishes when he learns that the job is dressing up in a hotdog costume and handing out samples. Every dark cloud has its lining, Dan discovers, when he, or rather Frank Lee Better, his mascot persona, gains the attention of a pretty girl named Brooke. The attention is great until Dan finds himself under attack from Cupcake Katie and a mysterious guy with a strange interest in Brooke. It's not until he's huddling in a bathroom in his tight white underwear that Dan begins to suspect Brooke's attention might be too good to be true.
Left alone for the first time on the island he calls home, Simon is looking forward to a day of personal indulgence. His sister Ellen only wants to make sure they get their chores done. Their parents are busy trying to convince the government not to close the lighthouse that the family operates, and it's up to the kids to make sure everything runs smoothly. Neither Simon nor Ellen is prepared for the mysterious and potentially dangerous visitor who brings with him an unexpected storm and a riddle that may lead to treasure - treasure that could help them save the lighthouse. Simon and Ellen have to work together to solve the riddle before the stranger or the weather destroys their chances.
Jim, Mickey and Lisa belong to a secret club called the Sewer Rats. Every Saturday the Sewer Rats reign supreme in paintball wars held in the city's storm drain system. The new kid, Carter, wants to join, but Lisa doesn't want him in the club. When Carter is hurt in his first paintball war, Jim and Mickey suspect that Lisa planned the accident. They try to confront her, but she runs into the tunnels just as a rainstorm begins. Jim and Mickey have to get Lisa out before the tunnels fill with water.
The M109A6 Paladin is a large, mobile howitzer. It can fire rounds several miles to support ground forces. Readers will learn about the features that make the Paladin successful, how it performs on the battlefield, and common Paladin missions.
Roller coasters offer riders high speeds and thrilling drops! The fastest roller coasters can reach speeds over 100 miles per hour! Eager students will plunge into learning about how roller coasters offer fast, sky-high thrills.
