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 ...
来自MSN1 年
Easy Paper Hot Air Balloon CraftYou will need four balloon shapes for every balloon that you make. Fold the balloons in half as shown. Using craft glue or a hot glue gun and glue stick, you will want to attach the balloons together.
一些您可能无法访问的结果已被隐去。
显示无法访问的结果