The massive helium balloons that will float through New York City for the Macy’s Thanksgiving Day Parade took shape on Wednesday, when they were filled with helium ahead of the big event.

You will need four balloon shapes for every balloon that you make. Fold the balloons in half as shown. Using craft glue or a ...

Six balloons tied together in a bunch arrange themselves in an octahedral fashion. As balloons are popped the resulting number conforms to the molecular shapes of VSEPR theory. To Conduct ...