This lamp requires 3xAA batteries to function (not included) and uses 3pcs LED lights to create a soothing look. As soon as the vinegar touches the bottom though, it mixes with the baking soda, which creates a chemical reaction that produces carbon dioxide gas!

You can play with your lava by taking the bag into a dark room, and squishing the bag around with your fingers. This mini lamp would look great on a home office desk or on a bedside table and it has a built-in quiet motor to ensure it doesn¿t disturb you when it¿s on. A mesmerising eruption of light and water creates a stunning, yet relaxing display that imitates an erupting volcano. Did you know that you can actually make your own powdered version of Alka Seltzer for this type of homemade science experiment?However, they’re just like any other lamp – unlikely to burn furniture or set anything on fire, so long as you’re careful. The absolute BEST way to learn how to make this type of homemade lava lamp is to watch my daughter’s video below.

I could have sworn that we had Alka Seltzer in our science experiment supply cabinet, because it is used in tons of homemade science experiments. Don’t forget to join our Facebook Group and follow us on Pinterest, so you that you won’t miss any of our homemade science experiments! This article has been fact-checked, ensuring the accuracy of any cited facts and confirming the authority of its sources.Add a couple of drops of liquid food coloring and watch it go through the layer of oil and start to mix with the water below. Fire them up and the decorative lamps are dreamily hypnotic, casting a warm, psychedelic glow over the room. Close the bag partway, and squeeze out as much air as possible before closing the bag the rest of the way. This mini lamp would look great on a home office desk or on a bedside table and it has a built in quiet motor to ensure it doesn't disturb you when it's on. Then, open the bag and pour 1 to 4 tablespoons of the paint and water mixture into the oil, and squeeze out most of the are before you seal the bag tightly.