Home Free Printables Science 5th Grade Grade 5 Human Body Systems — Lab Report — Reaction Time Preview — download the full PDF for print-quality output
Science 5th Grade Ages 10–11
Grade 5 Human Body Systems — Lab Report — Reaction Time Free printable reaction time lab report. Students form a hypothesis, follow a procedure, collect data, and draw conclusions about reaction time. For 5th Grade (ages 10–11).
Skills Covered 2,400+ parents downloaded printables this week
Free PDF Download · Print Unlimited Copies
Lab Report — Reaction Time SCIENCE · 5TH GRADE Name Date Complete this lab report for your investigation. Purpose / Research Question: How quickly can you react to something you see? Materials: 30 cm ruler, partner, chair, conversion chart, pencil Hypothesis (If... then... because...): If I practise, then my reaction distance will... Independent Variable: Trial number (and distraction level) Dependent Variable: Distance the ruler falls before you catch it Procedure: 1. Rest your hand at the table edge, fingers open 2. Partner holds the ruler at the 0 mark 3. They drop it without warning 4. Catch it and read the number 5. Repeat five times and average Data / Results: Trial Distance (cm) Time (s) 1 2 3 Conclusion: My reaction improved / stayed the same because... littleactivity.com 5th Grade · Science
Upgrade to the full Science pack 50+ worksheets for 5th Grade organized by skill level with answer keys — less than $0.22 per worksheet.
Get the Full Pack — $10.99
How to Use This Worksheet Step 1
Download PDF Click the download button above. The PDF is generated instantly in your browser — no waiting.
Step 2
Print at Home Print on standard A4 or US Letter paper. Works with any home printer — color or black & white.
Step 3
Learn & Play Give it to your child with crayons, pencils, or markers. Reprint as many times as needed!
More Science Printables Click any worksheet to view and download for free
Browse More Free Worksheets 📦
Love this worksheet? Get the full pack! 50+ science worksheets for 5th Grade — organized by skill level, with answer keys and progress tracking.
AI-powered activity ideas to keep your little ones learning, playing, and growing every day.
© 2026 LittleActivity. All rights reserved.
Built for families who love playtime
Lab Report — Reaction Time SCIENCE · 5TH GRADE Name Date Complete this lab report for your investigation. Purpose / Research Question: How quickly can you react to something you see? Materials: 30 cm ruler, partner, chair, conversion chart, pencil Hypothesis (If... then... because...): If I practise, then my reaction distance will... Independent Variable: Trial number (and distraction level) Dependent Variable: Distance the ruler falls before you catch it Procedure: 1. Rest your hand at the table edge, fingers open 2. Partner holds the ruler at the 0 mark 3. They drop it without warning 4. Catch it and read the number 5. Repeat five times and average Data / Results: Trial Distance (cm) Time (s) 1 2 3 Conclusion: My reaction improved / stayed the same because... littleactivity.com 5th Grade · Science
Observation Log — Sense of Sight SCIENCE · KINDERGARTEN Name Date Record your observation — sense of sight observations. Observation — Sense of Sight Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Observation Log — Sense of Hearing SCIENCE · KINDERGARTEN Name Date Record your observation — sense of hearing observations. Observation — Sense of Hearing Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Observation Log — Sense of Touch SCIENCE · KINDERGARTEN Name Date Record your observation — sense of touch observations. Observation — Sense of Touch Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Observation Log — Sense of Taste SCIENCE · KINDERGARTEN Name Date Record your observation — sense of taste observations. Observation — Sense of Taste Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Observation Log — Sense of Smell SCIENCE · KINDERGARTEN Name Date Record your observation — sense of smell observations. Observation — Sense of Smell Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Classification — Five Senses SCIENCE · KINDERGARTEN Name Date Sort each item by the sense you use most to observe it. Five Senses Sight Sound Touch Smell Taste Word Bank — Cut or write each item in the correct column: • rainbow • bell • sandpaper • flower • lemon • sunset • drum • ice • perfume • candy How did you decide where each item goes? littleactivity.com Kindergarten · Science
