"What does it take to make a strong bridge? Gather some supplies and try it out for yourself! Discover tips and ideas on how to build the best bridge around!"--Provided by publisher.
"What does it take to make a simple trap? Gather some supplies and try it out for yourself! Discover tips and ideas on how to build the best trap around!"--Provided by publisher.
"What does it take to make a tough tower? Gather some supplies and try it out for yourself! Discover tips and ideas on how to build the best tower around!"--Provided by publisher.
"What does it take to make a boat float? Gather some supplies and try it out for yourself! Discover tips and ideas on how to build the best boat around!"--Provided by publisher.
"What does it take to make a marble run? Gather some supplies and try it out for yourself! Discover tips and ideas on how to build the best marble run around"--Provided by publisher.
Describes the causes and effects of floods, and how to stay safe in one. Includes color photographs, a timeline, a quiz, a glossary, and online resources.