Ocean Zone discovery bottles- fill the bottle with water (with blue food coloring) and vegetable oil. After the students shake them up, they will notice three distinct areas in their bottle as the oil and water settle. This is perfect for teachi
ocean bottle water cooking oil (we used canola, but vegetable would work well) blue food colouring large bottle litre pop bottles work well, but we used a mouthwash bottle with a child-safe lid) funnel
Such simple items can be transformed into a cool activity that blends both science and art. If you have an empty water bottle, water, vegetable oil and food coloring, you can make this fascinating kid's activity! As a bonus, it also teaches kids about liq
Really good for a PEOP lesson or a Science connection :) Alka Seltzer Blob Bottles! - Such a great craft to do with kids! Need: 1 Liter (or any size) bottle, regular water, cooking oil, food coloring, and Alka Seltzer.
Lava lamps - plastic bottle + vegetable oil (half fill the bottle) + water (fill the rest of the bottle + 10 drops food coloring + alka-seltzer (broken into pieces, placed 1 at a time into the bottle) = lava bottle