# 24 Under the Microscope (SCIENCE) $1.29	#161 Pluto Gets the Boot (SCIENCE) $1.29	#175 Inventor's Day (SCIENCE) $1.29	#179 Solar-powered House (SCIENCE) $1.29
#204 Science Class Mudslide (SCIENCE) $1.29	#225 Late Science Project (SCIENCE) $1.29	#234 Fun at Outdoor School (SCIENCE) $1.29	#263 Science Experiment (SCIENCE) $1.29
#266 Robot Science Fair (SCIENCE) $1.29	#276 What Killed the Dinosaurs? (SCIENCE) $1.29	#299 Global Warming? (SCIENCE) $1.29	#313 Where's the Thesaurus? (SCIENCE) $1.29
#331 How Do You Spell My Name? (SCIENCE) $1.29	#338 Science Fair Theft (SCIENCE) $1.29	#348 Just Say It Rained (SCIENCE) $1.29	#349 The Roman Catapult (SCIENCE) $1.29