Wagstaff Races - Wagstaff City's environmental club is having a "Go Green Go-Cart Race," fueled by alternative energy. Using sun, wind, and pond scum, the gang gathers at the starting line. Who will win the trophy - and most importantly, how? Vocabulary: (E) energy, solar, alternative, convert, generate (I) cart, (re)use, green, power, parts. The Missing Metal Mystery Who's been stealing things from t-he local junkyard? When Detective TD announces the identity of his main suspect, everyone is shocked. Vocabulary: (E) waste, pollut(e)(ing)(tion), landfill, biodegradable (I) aluminum, copper, metal(s), trophy, sleepwalking.