At Sea

By Warren Singer

The oceans of the world are the last great wildernesses, but even they are now full of marvelous machines that allow humans to survive on and under the water. Machinery is everywhere in our modern world, and even way out in space. Designed by scientists and engineers, the marvelous machines they have created shape our lifestyles and show us how important technology is for us all.

• Format: Hardcover
• Language: English
• ISBN: 1761401041
• ISBN13: 9781761401046
• Release Date: October 2025
• Publisher: Redback Publishing
• Length: 32 Pages
• Age Range: 7 to 9 years
• Grade Range: Grades 2 to 4