Materials
Tray Paper
Marker
One 16-oz. (1 L) clear plastic bottle of water One 16-oz. (1 L) clear plastic bottle of tonic water 1/4 cup (60 ml) popcorn kernels, unpopped
Instructions
1. Place both bottles of water on a tray and put the tray on a table.
2. Ask the children if the water in the bottles looks the same.
3. Open the plain bottle of water and drop an unpopped popcorn kernel into the water. Ask the children to watch what happens to the popcorn kernel.
4. Open the tonic water bottle and put another unpopped popcorn kernel in. Ask the children what happened to the popcorn kernels.
5. Ask the children why the popcorn kernel floated in the tonic water, but not in the regular water. What is the difference between the water in the bottles?6. Record the children's answers on a large piece of paper.
7. Let the children continue to do the experiment themselves.
8. At circle time, discuss the answers the children gave and tell them about carbonation.More to doArt: Mix a few drops of liquid watercolor and water in a cup, and add a few drops of dish soap. Let the children blow bubbles in the cup with straws. Place a piece of paper on top of the cup to capture the bubbles. When the bubbles pop they make a design on the paper. * Let the children use gadgets and bubble solution for blowing bubbles. The gadgets might include strawberry baskets, fly swatters, pipe cleaners formed into a circle, etc.
