"When a bell rings or a buzzer goes off, it often serves as a reminder to complete a certain task or directs our attention to something that needs to be done. Readers learn about the various functions of bells and buzzers and how they operate throughout this . . . text, which explores . . . science curriculum topics"--Provided by publisher.
An introduction to electricity, explaining what it is and how it is defined, and discussing static electricity, direct and alternating currents, batteries, how electricity is used, and scientists who made electrical discoveries.
Collects issues 5-8 of the comic-book series "Electric Girl," about the misadventures of Virginia, a girl who can emit electric shocks at will; her dog Blammo; and her invisible gremlin friend Oogleeoog.
Readers discover the amazing stories behind these innovators and the ways they're using science, technology, engineering, and math skills to save lives.