Houston Williams was thrilled to win a scholarship to attend a space program at NASA. What he didn’t realize was that organizers were recruiting people for a top-secret research project aimed at studying how space travel affects people of different ages. After months spent on the International Space Station conducting a variety of experiments, Houston is surprised to learn that he and his two friends Ashley and Teal have been chosen to join a highly political mission to Mars. But after tragedy strikes, the teens are forced to continue the mission on their own. This is the third book in the Teen Astronauts series, following Houston, Is There A Problem? and Boldly Go.
When Shawn’s best friend shows him the Qwik Cutter Cam, he knows he has to have it. A website is offering one at a deep discount, but Shawn and his friend find out that might just be too good to be true.
After a hacker breaches the school’s grading system and gives students failing grades, Grady Hopkins wants to set the record straight. Along with coders Ava and Marco, Grady follows a trail of IP addresses as he searches for the perpetrator. Will they find the truth before everyone flunks sixth grade?
When a mysterious lunch thief leaves behind a card with a website address, Ava Rhodes can’t help but check it out. After the site leads her to a really boring online video game, she’s even more determined. Can GPS tracking help Ava and her friends find the thief? Or will more lunches go missing?
When his little brother loses the class hamster, Marco Martinez comes to the rescue with a robot and some coding tricks. But will a robot rescue mission be enough to catch this speedy rodent?
When weird noises in the school’s media center have students spooked, Marco Martinez is on the case. Marco writes up a code to alert him of any ghost-like activity. But does he have more than ghosts to be afraid of?
