Martha Speaks

Wagstaff Races (3x23)

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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