Breathe Lab: Box and Lazy-8 Breathing and a Heartbeat Experiment
Children trace box and lazy-8 breathing shapes, then run a simple experiment: predict, count pulse beats for 15 seconds, multiply by 4 and compare resting, after star jumps and after slow breathing. They fill in a bar chart.
Part of the pack
Big Feelings Calm Quest Big Explorers Activity Pack: Feelings Words, Calm Tools, Puzzles & Games for Ages 7-10
This is page 11 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
Trace each shape slowly, counting to 4. Find your pulse on your wrist, count for 15 seconds and multiply by 4. Do the slow breathing straight after the star jumps, fill in the table and bars, then complete the sentences.
Materials needed
- Pencil
- Crayons
- A timer or clock
Extension activities
- 1Repeat the test on another day.
- 2Try a different breathing shape and compare.

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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