Does your child love bubbles? Maybe you've thought about keeping bubbles in a jar. How can we make that happen? Maybe it's time to try making your very own Lava Lamp!! Materials: 1 clean plastic bottle Ｗater Vegetable Oil Fizzing tablets (such as Alka Seltzer) Food Coloring Instructions: First, fill the bottle up about 1/4th with water. Next, pour the vegetable oil in the bottle until almost full. Then, add a few drops of your favorite food coloring. Last, break your fizzy ta