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Plants-animals-unit
Week4
Crab-hole-observation
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Crab Hole Observation
Changing Environments
25 minutes
Small groups with adult supervision
Outdoor
Learning Objective
Observe animal-made environmental changes through field study
Materials Needed
Magnifying glasses
Clipboards with paper
Crayons
Measuring tape or rulers
Camera
First aid kit
Preparation
1
Locate safe area with visible crab holes (beach, muddy area)
2
Ensure adult supervision for each small group
3
Prepare observation sheets
4
Check safety of area
Step-by-Step Instructions
1
Visit safe area with visible crab holes
2
Children observe and draw what they see
3
Discuss: 'How did these holes get here? What changes did the crabs make?'
4
Measure hole sizes if possible
5
Look for other signs of animal changes (bird nests, ant hills)
6
Record observations with drawings and simple words
Assessment
Can the child observe and record animal-made changes?
Does the child understand that animals can change their environment?
Can the child describe what they observed?
Extensions
Create a clay model of a crab burrow
Research what crabs do in their holes
Look for other animal-made changes around school
Discuss how animal changes can be helpful or harmful
Teaching Tips
Emphasize observation, not disturbing the animals
Keep children safe around holes and water
Encourage detailed observation
Connect to children's experiences with crabs
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