Junior/intermediate/Secondary (Gr. 6-9) "Overachievers... this collection of 20 science fair show-stoppers "will make your teachers and judges love you,"... no mere boast. Significantly deeper than most science-fair tutorials... entry in the Science Fair Winners series capitalizes on the popularity of CSI-style entertainment and brings it comfortably onto the middle- or high-school stage... High-interest topics abound: footprint casting, crime scene mapping, lie detection... even compelling tricks like decoding those... little bars the postal service stamps onto letters. With boxes inciting readers to "Go the Extra Mile!" this is geared toward the motivated, but procrastinators aren't left in the cold, thanks to a sidebar that breaks down each activity in terms of the concepts covered... adult supervision required, and... time needed... The biggest drawback... is the almost total lack of photos, but that doesn't take away from the text's often astounding specificity... " - Booklist, Oct 1/09.