Grade: 6

Duration: 60 minutes

Class Size: 36 students

Subject: Science

Common Core State Standards Alignment:

While Common Core State Standards (CCSS) focus primarily on Math and English Language Arts, the Next Generation Science Standards (NGSS) are the standard for science in many U.S. states and closely align with Common Core practices, particularly with their emphasis on critical thinking, scientific explanation, and evidence-based reasoning. This lesson plan aligns with NGSS for 6th grade (which is commonly used in tandem with CCSS) and integrates CCSS ELA skill-building where appropriate.

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Learning Objectives ("I can" statements)

• I can explain why Earth experiences different seasons throughout the year.
• I can describe how the gravitational pull of the moon and the sun causes ocean tides.
• I can use a model to show the relationship between Earth, the sun, and the moon and their effect on tides and seasons.
• I can discuss how gravity affects the ocean differently at various times of the day and month.

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Success Criteria

• Students use accurate vocabulary such as gravity, orbit, axis, tides, moon phases, rotation, and revolution in both speaking and writing.
• Students participate actively in hands-on activities demonstrating the tilt of Earth and moon’s effect on tides.
• Students complete a graphic organizer comparing seasons and tides with proper explanations supported by models.
• Students accurately answer formative assessment questions showing understanding of phenomena influenced by Earth’s position relative to sun and moon.

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Standards Addressed

Next Generation Science Standards (NGSS)

• MS-ESS1-1: Develop and use a model of the Earth-sun-moon system to describe the cyclic patterns of lunar phases, eclipses of the sun and moon, and seasons.
• MS-ESS2-4: Develop a model to describe the causes of ocean tides, including gravitational effects of the moon and sun.

Common Core ELA Integration

• CCSS.ELA-LITERACY.RST.6-8.3: Follow precisely a multistep procedure when carrying out experiments, taking measurements, or performing technical tasks.
• CCSS.ELA-LITERACY.SL.6.1: Engage effectively in a range of collaborative discussions.

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Materials Needed

• Globe for each group of 4 students (9 globes total)
• Flashlight (to represent the sun)
• Small ball (to represent the moon)
• Large basin or plastic tub (to simulate ocean)
• Water and small balls or floating objects (to simulate ocean water)
• Worksheets: Graphic organizer for seasons and tides
• Chart paper or whiteboard for group discussions
• Markers, pencils

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Lesson Activities and Timing

Time	Activity	Description
0-10 min	Engage: KWL Chart + Discussion	Create a KWL (Know, Want to know, Learned) chart on seasons and tides. Students list what they know and questions they have. Teacher clarifies learning goals tied to "I can" statements. Introduce vocabulary.
10-25 min	Explore: Earth-Sun Tilt Model for Seasons	In groups of 4, students use the globe and flashlight to simulate Earth's tilt and orbit around the sun. Teacher guides students to observe how tilt causes different hemispheres to receive more sunlight and heat, creating seasons. Students record observations on worksheet.
25-40 min	Explain: Gravity Effects on Tides with Moon Model	Teacher demonstrates the moon’s gravitational pull causing tides using basin filled with water. Students rotate their small moon balls around a globe illustrating tide changes. Group discussion on how tides change daily. Students complete corresponding graphic organizer section.
40-50 min	Elaborate: Comparing Data & Real-World Phenomena	Students complete a compare/contrast activity in pairs: explaining how seasons and tides both depend on Earth's relationship with sun and moon but differ in mechanism and timing. Students create a short paragraph summarizing understanding using new vocabulary.
50-60 min	Evaluate: Exit Ticket + Reflection Discussion	Formative Assessment: exit ticket with 3 questions on seasons, tides, and gravity. Whole class reflection on “I can” statements. Teacher provides feedback and discusses extension activity options.

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Differentiation Strategies

• For Diverse Learners:
  • Provide visual aids and labeled diagrams to support vocabulary learning.
  • Pair English Language Learners (ELLs) with bilingual peers or use sentence frames for speaking/writing.
  • Allow extra time for hands-on activities and scaffold instruction in small groups.
  • Use written and oral directions.
• For Students with Learning Differences:
  • Provide written cues and step-by-step models for physical activities.
  • Use assistive technology if needed (e.g., audio recordings, speech-to-text apps).
  • Break tasks into small steps with frequent check-ins.

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Extension Activities for Advanced Learners

• Investigate and present on the effect of the phases of the moon on tidal ranges including spring and neap tides.
• Research how changes in Earth's tilt and orbit affect long-term climate patterns (e.g., ice ages).
• Create a digital model/animation demonstrating Earth’s tilt and orbit and its effect on seasons.
• Explore how coastal communities prepare for extreme tidal events and create an informational brochure.

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Teacher Reflection and Notes

• Monitor student understanding by circulating during hands-on activities and asking probing questions.
• Use exit tickets to identify misconceptions for targeted reteach.
• Emphasize inquiry and curiosity by encouraging students to ask their own questions about celestial influences on Earth.
• Reinforce vocabulary through repeated use in discussions and written work.

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By integrating visuals, models, hands-on engagement, and collaborative discussion, this lesson meets the integrated demands of NGSS and CCSS frameworks for sixth grade science literacy and comprehension — ensuring students understand fundamental Earth systems concepts in accessible and memorable ways.