Children experimented with oil and water, baking soda and vinegar and attempted to see whether objects could float last week during the Pre-K Science Nights. The events were held at Country View on Oct. 1 and Stoner Prairie on Oct. 2.

To view or buy the photos in the slideshow, visit smugmug.com.

Email reporter Kimberly Wethal at kimberly.wethal@wcinet.com and follow her on Twitter @

kimberly_wethal.