Mary Lindeen

These huge machines travel on the ocean and have many different uses. A ship has a huge engine and sometimes uses sails. Join the captain of a cargo ship, a supertanker, or a cruise ship, and sail the seas!

Where does our garbage go after we throw it away? These huge machines pick up our garbage and transport it to landfills. Learn how garbage trucks lift garbage cans, pack down garbage, and get rid of their smelly cargo!

Airplanes come in all shapes and sizes, from small to jumbo. Some airplanes can fly as fast as 2,000 miles per hour. Take a first look at the parts of an airplane, and hold on tight for take off!

A new road needs to be built, but first a grader must flatten the dirt underneath. A grader uses a blade to push the dirt down and prepare the way for a new road. Students will discover other jobs this powerful machine performs in this early introduction.

All aboard! There are all different kinds of trains that accomplish various tasks. Speed along with a bullet train, go underground with a subway train, or hop aboard a freight train as it transports goods.

Elmo and Abby take on trash in this friendly guide that teaches young readers about how litter impacts earth. Practical tips and a friendly Sesame Street approach encourage readers to take action against litter. How can you be kind to Earth? Interior paper made with 30 percent recycled post-consumer waste fibers.

Oscar the Grouch knows a lot about trash, including how to reuse it! Read along as Oscar and friends show young readers that reducing, reusing, and recycling lessens their impact on the planet. Learn how to turn trash into treasure, like making old bottle caps into artwork. We can help Earth! Interior paper made with 30 percent recycled post-consumer waste fibers.

These important machines make sure people can still use the roads in wintertime. They clear snow so that cars can drive. Discover the different parts of a snowplow and how they make the roads safe in winter.

What you put on the Internet may stay there forever. So how can you protect your online reputation? What can you to do keep your identity safe? Learn how to be a smart user of technology, why watching what you post is important, and what to do if someone misuses your information.

Learn about compound words through easy, engaging text and colorful photographs. Additional features to aid comprehension include logical narratives, bolded key words, detailed photographs, an answer key, sources for further research, and an introduction to the author.|Author/Illustrator biography|Sources for further research|Suggested websites|Think words are dull or boring? With this series, playing with words has never been so much fun! This engaging...