Rate of Dissolution Complete Science Lesson - New TEKS 7.6E

Help your students explore how temperature, surface area, and agitation affect the rate of dissolution in aqueous solutions with this engaging, ready-to-teach chemistry unit.
This fully editable, multiday lesson includes presentations, worksheets, student-choice projects, and assessments—everything you need to teach this concept with low to no prep.

With differentiated, student-led learning, this lesson keeps your students motivated, hands-on, and actively thinking while you focus on supporting student success.

Essential Question

• How do temperature, surface area, and agitation affect the rate of dissolution of solid solutes in aqueous solutions?

Why Teachers Love This Kesler Science Complete Lesson

• Differentiated materials to support all learners

• Multimodal learning to keep middle school students engaged and curious

• Maximum flexibility – use printable, digital, or hybrid formats

• Editable PowerPoints to customize lessons for your classroom

• Spanish translations for vocabulary, reading passages, and interactive notebook pages

• Aligned with 2021 TEKS standard 7.6E

Built on the **research-based 5E Instructional Model—Engage, Explore, Explain, Elaborate, Evaluate—**this lesson helps students develop a deeper understanding through hands-on investigation, critical thinking, and discussion.

What’s Included in Each 5E Stage

Engage

Spark curiosity and introduce the concept of dissolution:

• Objectives and Word Wall Cards in English and Spanish

• Teacher guide with discussion prompts, a class activity, and tips to address common misconceptions

Explore

Students take the lead in a student-centered, differentiated station lab designed to meet every learning style.
With nine interactive stations, students explore the relationship between heat, surface area, and agitation and how these factors influence the rate of dissolving.

Input Stations allow students to absorb content in multiple ways:

• Explore It! – Hands-on demo or experiment connecting abstract concepts to real-world examples

• Read It! – Short reading passage with comprehension questions (English and Spanish versions included)

• Research It! – Guided online exploration with structured questions and visuals

• Watch It! – Short, engaging video with discussion and reflection questions

Output Stations give students opportunities to demonstrate their understanding:

• Organize It! – Sort and classify information using printable or digital card sorts

• Write It! – Respond to open-ended questions using academic vocabulary

• Illustrate It! – Draw or model key concepts to strengthen recall and visual understanding

• Assess It! – Apply vocabulary and demonstrate mastery through formal questioning

Bonus Station – Challenge It!
Keep early finishers and advanced learners engaged with extension activities like puzzles, mini-projects, and games that encourage deeper exploration.

Explain

Help students connect and clarify their learning with guided instruction and differentiated resources:

• Editable PowerPoints in both standard and interactive versions

• Interactive Notebook Templates in printable and digital formats (English and Spanish)

• Note-taking templates to scaffold comprehension and support vocabulary development

Elaborate

Encourage creativity and deeper thinking with student-choice projects focused on comparing the factors that affect the rate of dissolution.
Projects can be completed in class or at home for flexible, extended learning opportunities.

Evaluate

Assess student understanding with:

• STAAR 2.0–style assessment questions in both standard and modified formats

• Review worksheets for test practice, discussion, or homework assignments

Perfect for In-Class or Virtual Learning

This resource is designed for maximum flexibility, making it ideal for traditional, blended, or digital classrooms.
The station lab and interactive notebook activities are fully compatible with PowerPoint and Google Slides, allowing for seamless implementation in any environment.

This is a finished product; it will be updated with corrections as needed. Future improvements and new features will be sold as a separate product.