– Baking soda – white distilled vinegar – empty water bottle – funnel (optional) – orange balloon - sharpie

While most pumpkin take 90 to 120 days to grow, this simple pumpkin science experiment will allow children to use a chemical reaction to quickly grow a silly Jack-o-Lantern Pumpkin.

You will love that these quick and EASY pumpkin activities use common household items. This baking soda and vinegar experiment for October is perfect for kids of all ages.