Chemistry Resources

Rainbow in a Jar STEM Experiment: Complete Lesson Plan & Worksheet! Grade 2+

By Teach with Ease Collection

Discover the fascinating concept of density with an engaging, hands-on activity—creating a colorful rainbow in a jar! This fun experiment allows learners to explore how different liquids layer based on their densities, making science both exciting and visually captivating. The below description discusses all that is inside in this newly-designed complete lesson plan... 

Included Topics:

Introduction to Density

Learn how density determines whether substances float or sink, using everyday examples like oil and water. Students will understand the science behind layering liquids and how density creates separation.

Reading Passage: “What Is Density?”

A concise and engaging explanation introduces students to density concepts, including how heavier liquids sink and lighter ones rise. They’ll also learn how to create layers by carefully stacking liquids in a jar.

Hands-On Experiment: Create Your Own Rainbow in a Jar

Step-by-step instructions guide students to layer liquids such as honey, dish soap, water, oil and colored rubbing alcohol, creating a visually stunning rainbow while reinforcing density principles.

Interactive Worksheets and Observations

Students will track the experiment’s process using observation charts and answer thought-provoking questions about density. True/false and short-answer activities help solidify understanding of the concept.

Wrap-Up Discussion

Encourage students to share their results and reflect on their observations. They’ll connect their experiment to real-life examples, such as why certain objects float or sink.

Our Recommendation

This lesson plan blends science and art to make learning fun and interactive. A key highlight from the material is:

“By stacking liquids in a jar, students see how density works in action—turning a scientific concept into a colorful masterpiece.”

Students will develop their understanding of density, improve their observation skills, and enjoy a hands-on activity that sparks creativity.

Why This Resource Is a Must-Have

This engaging activity:

Explains density in simple, relatable terms for young learners.

• Combines science and creativity to make learning fun.

• Includes a step-by-step guide, ensuring success for both students and teachers.

Reinforces key scientific concepts with structured observation and reflection activities.

• Uses common household items, making it a low-prep, high-impact lesson.

• Encourages curiosity through hands-on experimentation.

Do purchase this, if the following is something you are looking for:

• A fun, interactive science experiment for grades 2-5+ (ages 8+).

• A hands-on activity that combines science and art, inspiring creativity.

• Ready-to-teach lessons with clear instructions and minimal prep.

• Worksheets and observation tools to support comprehension and reflection.

• Cross-curricular learning that blends STEM and critical thinking.

This resource delivers a memorable learning experience, making density an exciting topic for young scientists while providing teachers with a stress-free, engaging lesson plan.

Join us on a thrilling educational adventure with Real-World Reports – where knowledge meets excitement!

For permissions or inquiries, contact us through before purchase. Unauthorized use or reproduction is strictly prohibited.

Resource Information

• Pages: 12 Includes a Terms of Use (TOU) page, a “Get to Know Us” page, and all the engaging content you expect! Cover pages are NOT within this file!

• Ideal for Ages: students in grade 2-3+

• Teaching Duration: 1 complete class, depending on depth of exploration

• Download Now: This digital product is the full file at your fingertips!

Reminder: This resource is for single-classroom use only. Please refrain from sharing outside your class. Feel free to reach out with any questions before downloading. No refunds available on digital products.

NOTE: “We are not affiliated with or connected to any organizations or references mentioned in this document. This material is intended solely for educational purposes.”

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$4.49

Periodic Table - Nitrogen Group Elements Bundle - Chemistry Assignments

By Quick Assignment Central

Discover an engaging and educational assignment focused on an element from the Nitrogen group from the periodic table! This resource features four well-structured paragraphs that cover key topics:

  1. Introduction and Basic Information
  2. History and Discovery
  3. Uses and Applications
  4. Chemical Properties and Behavior

In addition, the assignment includes four thought-provoking questions to help reinforce student learning.

Written at a 9th-grade level, this assignment is accessible for a wide range of students, making it a versatile tool for teachers.

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$2.50
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Essential Chemistry Series - 20 Assignment Bundle - 4 Paragraphs w/Questions

By Quick Assignment Central

This is for a complete set of 20 assignments.
Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: Covers 20 essential Chemistry topics.

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Scientific Discovery Series - 20 Assignment Bundle

By Quick Assignment Central

Discover groundbreaking scientific achievements with our engaging assignment bundle! Designed for 9th-grade students, these assignments include four well-crafted paragraphs that dive into the life of a renowned scientist and their groundbreaking discovery.

Students will not only learn about pivotal moments in science, but they'll also develop critical thinking skills with four targeted questions designed to deepen their understanding of the text.

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$6.00
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Periodic Table - Every Element and Group Bundle - 4 Paragraph / 4 Questions

By Quick Assignment Central

This bundle includes 129 individual assignments. It includes all 118 elements of the periodic table and a description of each of the groups within the periodic table (11 assignments).

Each element assignment features four well-structured paragraphs that cover key topics:

  1. Introduction and Basic Information
  2. History and Discovery
  3. Uses and Applications
  4. Chemical Properties and Behavior

In addition, the assignment includes four thought-provoking questions to help reinforce student learning.

The group assignments follow the same structure each with 4 paragraphs and 4 questions.

These are all great, no-prep assignments that can be used for sub plans, group projects, or individual work.

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$2.50
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Essential Chemistry - Chemistry in Cooking - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - The Role of Chemistry in the Environment - 4 Paragraphs

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - Inside an Atom - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - How Atoms Bond - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - The pH Scale - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - What Are Acids and Bases? - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - Signs of a Chemical Reaction - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - The States of Matter - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - What Is a Chemical Reaction? - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
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Essential Chemistry - Chemical Energy and Reactions - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
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Essential Chemistry - Combustion and Fuels - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - Household Chemicals - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - What Are Elements? - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - Compounds and How They Form - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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Essential Chemistry - The Periodic Table - 4 Paragraphs w/Questions

By Quick Assignment Central

Key Features:

  • Concise 4-Paragraph Format: Breaks down topics into manageable sections for maximum understanding. Written at a 7th grade ESOL student level but suitable for a wide range of learners.
  • Four Comprehension Questions: Encourages critical thinking and tests knowledge effectively.
  • Answer Key Included: Simplifies grading and ensures accurate evaluation.
  • Multi-Purpose Use: Ideal for lessons, homework, assessments, or review activities.
  • Wide Topic Range: This is one assignment from a series of 20. Buy different topics to use for group projects / study guides and more.

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$3.00