Lava Lamp Science Fair Projects

Learn how to make an easy lava lamp with this fun science experiment for kids.

Lava lamp science fair projects. This lava lamp experiment is super cool. Good science fair projects have a stronger focus on controlling variables taking accurate measurements and analyzing data. To make a cool looking lava lamp you ll need a large flashlight like the one in the photograph. You can also make a handy mini lava lamp if you are really pressed for time or want to keep it portable.

You may want to. It s always a hit with the kids. Use simple household items such as vegetable oil food coloring alka seltzer and a bottle to create chemical reactions and funky balls of color that move around like a real lava lamp. Density is the measurement of how compact a substance is how much of it fits in a certain amount of space.

Carefully rest the bottle of oil and water directly on the lens of the flashlight and repeat the experiment above with the bright light shining up and through the liquid. To view written instructions for this project see the make an alka seltzer powered lava lamp page at science buddies. Fill the bottle up about 1 4th 1 quarter with water. As the reaction slows down simply add more alka seltzer.

Building a simple lava lamp at home is very easy and can be a good science fair project idea for the school. This activity is not appropriate for use as a science fair project. Make an easy lava lamp. Your kids will love exploring colored water and oil but a surprise ingredient will make this science activity even more exciting.

Pour the vegetable oil in the bottle until is almost full. A lava lamp works because of two different scientific principles density and polarity. A clean plastic bottle try to use one with smooth sides water vegetable oil or you could use mineral or baby oil instead fizzing tablets such as alka seltzer food coloring watch scientist joe as he makes the lava lamp experiment here.