The BBB-4 Big Blue Book of Bicycle Repair by Calvin Jones is packed with easy-to-follow, step-by-step procedures, color photos and repair tips for keeping almost any road or off-road bike running smoothly and trouble-free. Whether it's repairing a flat tire, adjusting brakes and shifting systems, truing wheels, or maintaining hub, headset and bottom bracket bearing systems, the BBB-4 has you covered. Thoroughly researched and revised, the 4th edition of the Big Blue Book contains updated photos, torque specifications and troubleshooting tables, along with new content on wheel building, electronic shifting, 12-speed and 1X drivetrains, tubeless tires, disc brakes, headset and bottom bracket standards, and more. Truly an indispensable tool and reference source for both the novice and advanced bicycle mechanic.

Lennard Zinn's expert advice makes quick work of mountain bike repair. Newcomers and experienced mechanics alike will benefit from the hundreds of illustrations, the exploded views of how components go together, and Zinn's practical, time-saving tips.

Working outdoors, getting exercise, playing games, and serving your community, all while earning a salary, what could be better? This comprehensive guide to the field of parks and recreation prepares readers for three individual career paths: recreation worker, park maintenance worker, and park ranger. It offers several "day-in-the-life" stories from these careers, stressing the great variation of jobs available in this career and the range of education, from high school diploma to graduate degrees, required for different jobs. Readers can also learn about education, job-hunting, and advancement, and a few part-time jobs that can help them break into the field.