(4) 4-6 Easy Genius Science Projects series. Dozens of life- and physical-science activities are presented with background information, step-by-step instructions, and suggestions for extending to the science fair level. Many of the experiments are quite involved, requiring access to difficult-to-obtain scientific materials, the use of mathematics, and careful data collection (sometimes over extended periods of time). Color illustrations and important safety information are included. Reading list, websites. Ind. Review covers these Ace Your Science Project titles: Ace Your Animal Science Project, and Ace Your Ecology and Environmental Science Project, Ace Your Human Biology Science Project, Ace Your Math and Measuring Science Project, Ace Your Physical Science Project, and Ace Your Science Project Using Chemistry Magic and Toys.

Reviewer: Danielle J. Ford

(3) YA Science Projects series. These books offer well-designed experiments, along with explanations of concepts and additional project ideas following each basic experiment. Warnings, instructions, and plenty of diagrams are adequate. The books include a list of "suppliers of science materials." Chemistry and Electricity have been updated with a list of Internet sites. Bib., ind.

Reviewer: Harry Clement Stubbs