How can we make a mini hot air balloon?

How To Make a Mini Hot Air Balloon + Air Density. Learn about air density as you make a simple hot air balloon in this easy science project. In its simplest construction, a hot air balloon is comprised of an envelope (the balloon part), a basket, and a fuel source. read more

Learn about air density as you make a simple hot air balloon in this easy science project. In its simplest construction, a hot air balloon is comprised of an envelope (the balloon part), a basket, and a fuel source. read more

There are detailed instructions available from the Balloon Explorium, and Albuquerque, NM, USA based educational group. You can find them here: Tissue Paper Balloons. read more

If you want to make a mini flyable hot air balloon with candles, cut a 4 in (10 cm) square from a sheet of aluminum foil and draw a dot about 1 in (2.5 cm) inside each corner. Cut 2 birthday candles in half and peel the cut pieces so the wick is revealed, then melt the bottom of each candle and stick them to the dots on the foil. read more