It’s fast becoming a geek world out there, and all moms need to show off their tech smarts and superhero-like skills in order to keep their savvy kids entertained and engaged. Geek Mom: Projects, Tips, and Adventures for Moms and Their 21st-Century Families explores the many fun and interesting ways that digital-age parents and kids can get their geek on together. Imaginative ideas for all ages and budgets include thrifty Halloween costumes,...