Tiny Wonders Lab•Science Activity Card•Nature
How Do Seeds Know Which Way Is Up?
Ref: TWL-HOW-DO-SEEDS-KNOW-WAY-UP
Grade Level: 3-8
The Big Idea
Uncover the hidden biological balance sensors that allow a tiny, buried seed to feel the Earth's gravity. Discover how heavy starch marbles inside plant cells ensure that roots always grow down and stems always reach for the sun.
Key Vocabulary & Concepts
#Plants#Biology#Physics
Hands-On Observation Checklist
1. Predict & Form HypothesisWhat do you think causes how do seeds know which way is up??
2. Explore Digital LabInteract with the simulation and note patterns.
3. Record Key FindingsWrite down 2 new facts discovered during the lab.
4. Explain to a PartnerShare your conclusions with a classmate or parent.
Teacher & Parent Discussion Starters
- Why is understanding how do seeds know which way is up? important in everyday real life?
- What variable or factor had the biggest impact when testing the simulation?
- How does this concept connect to another science topic you have learned about?
Tiny Wonders Lab — Interactive Science & Physics Exploration
www.tinywonderslab.com/wonders/how-do-seeds-know-way-up
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