00850cam a2200253 4500 445911896 TxAuBib 20070228120000.0 040107s2003||||||||||||||||||||||||eng|u 9780766020160 0766020169 McBain Community Library TxAuBib Gardner, Robert. Far-out science projects with height and depth: How high is up? How low is down. Enslow Publishers Inc., 2003. 48p.; index; color illus; biblio. ref. Sensational science experiments 20070228. ALTITUDES - MEASUREMENT - EXPERIMENTS. MEASUREMENTS - EXPERIMENTS. EXPERIMENTS. SCIENCE PROJECTS. Sensational science experiments.