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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

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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

  • Test a fourth material.
  • Watch what happens with warm water.
Hemsweta Jain (Teacher Cheena), founder of RaisoActive

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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