Diya Wick Experiment: How Does Oil Climb a Wick? (Safe Science Lab)
Children make three wick strips, predict which will climb highest, measure the climb at 5, 10, 15 and 20 minutes, draw a bar chart and explain why a cotton wick draws oil to a diya's flame. No flame is used.
Part of the pack
Diwali Light Quest Big Explorers Activity Pack: Maths, Puzzles, Stories & Science for Ages 7-10
This is page 5 of the pack. Ages 7-10 · Grade 2–Grade 3Ages 7-10 · Year 3–Year 4Ages 7-10 · Class 2–Class 3Ages 7-10
How to use this worksheet
Follow the four steps to set up the glasses, record the data in the table, plot the bar chart and answer the explain-it questions.
Materials needed
- 3 glasses of water
- Food colouring
- Kitchen paper
- Thin cotton
- Plastic strip
- Pencils
- Tape
- Ruler
- Clock
Extension activities
- 1Test a fourth material.
- 2Watch what happens with warm water.

Written by
Hemsweta Jain · Teacher Cheena
MBA and Early Childhood Educator, teaching since 2014 · Founder of RaisoActive, Mumbai
Every RaisoActive worksheet is designed and checked by the founder before publishing.
Published · Last reviewed
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Ages 7-10 · Grade 2–Grade 3Ages 7-10 · Year 3–Year 4Ages 7-10 · Class 2–Class 3Ages 7-10
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