Garstecki, Julia,

Make your own room alarm / Julia Garstecki and Stephanie Derkovitz. - 24 pages : color illustrations ; 22 cm. - Hi jinx. Make your own fun. . - Hi jinx. Make your own fun. .

Includes bibliographical references.

"Teaches readers how to make their very own room alarms through simple supply lists and clear, step-by-step instructions and images"--

Ages 9-12. Grades 4 to 6.

ISBN: 9781680729368 1680729365 9781644660676 1644660679

LCCN: 2018033599

Subjects--Topical Terms:
Electronic alarm systems--Design and construction--Juvenile literature.

LC Class. No.: TH9739 / .G37 2020

Dewey Class. No.: 621.389/28