SIOUX CITY (KTIV) - Gather your supplies! This episode is about density and buoyancy. We will turn black trash bags into solar-powered balloons to show the power of hot air! We use black trash bags ...
COLUMBUS, Ohio (WCMH) — NBC4’s Monica Day headed to COSI to do a simple at-home experiment using just water and ketchup packets to learn about the Titanic. The simple materials can show you how ...
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