Middle School Earth Sciences Resources

S.8.12.C - Biodiversity and the Stability of Ecosystems | TEKS Science 8th Grade

Created by
TWFScience

This RESOURCE BUNDLE is for Texas 8th grade science teachers who are teaching S.8.12.C - Biodiversity and the Stability of Ecosystems and the Health of the Organisms Within In according to the Texas Essential Knowledge and Skills (TEKS) Standards set down by the Texas Education Agency and want to pr

8th Grade Biology, Earth Sciences, General Science

Also included in: S.8.12 - Stability and Changes in Populations and Ecosystems | TEKS 8th Grade

S.8.12 - Stability and Changes in Populations and Ecosystems | TEKS 8th Grade

Created by
TWFScience

This RESOURCE BUNDLE is for Texas grade 8 science teachers who are teaching S.8.12 - Stability and Changes in Populations and Ecosystems according to the Texas Essential Knowledge and Skills (TEKS) Standards set down by the Texas Education Agency and want to prepare their students for STAAR. ✅ This

8th Grade Basic Principles, Earth Sciences, Physical Science

S.8.13.A - Function of Organelles in Animal and Plant Cells | TEKS 8th Grade

Created by
TWFScience

This RESOURCE BUNDLE is for Texas 8th grade science teachers who are teaching S.8.13.A - Function of Organelles in Animal and Plant Cells according to the Texas Essential Knowledge and Skills (TEKS) Standards set down by the Texas Education Agency and want to prepare their students for STAAR. The bu

8th Grade Biology, Earth Sciences, General Science

Also included in: S.8.13 - How Cell Functions and Adaptations Support Survival | TEKS 8th Grade

S.8.13.B - Function of Genes in Determining Inherited Traits | TEKS 8th Grade

Created by
TWFScience

This RESOURCE BUNDLE is for Texas 8th grade science teachers who are teaching S.8.13.B - Function of Genes in Determining Inherited Traits according to the Texas Essential Knowledge and Skills (TEKS) Standards set down by the Texas Education Agency and want to prepare their students for STAAR. The b

8th Grade Biology, Earth Sciences, General Science

Also included in: S.8.13 - How Cell Functions and Adaptations Support Survival | TEKS 8th Grade

S.8.13.C - Variations of Traits and Adaptations for Survival | TEKS 8th Grade

Created by
TWFScience

This RESOURCE BUNDLE is for Texas 8th grade science teachers who are teaching S.8.13.C - Variations of Traits and Adaptations for Survival according to the Texas Essential Knowledge and Skills (TEKS) Standards set down by the Texas Education Agency and want to prepare their students for STAAR. The b

8th Grade Biology, Earth Sciences, General Science

Also included in: S.8.13 - How Cell Functions and Adaptations Support Survival | TEKS 8th Grade

S.8.13 - How Cell Functions and Adaptations Support Survival | TEKS 8th Grade

Created by
TWFScience

This RESOURCE BUNDLE is for Texas grade 8 science teachers who are teaching S.8.13 - How Cell Functions and Adaptations Support Survival according to the Texas Essential Knowledge and Skills (TEKS) Standards set down by the Texas Education Agency and want to prepare their students for STAAR. ✅ This

8th Grade Biology, Earth Sciences, General Science

Taxonomy and Classification of Living Things Reading | 6th, 7th, 8th Grade

Created by
TWFScience

Taxonomy and the classification of living things help scientists organize Earth’s millions of species and understand how they are related. This grade 6, 7, and 8 reading explains the modern classification system—from domains and kingdoms to genus and species—and shows how tools like dichotomous keys

6th - 8th Science, Biology, Earth Sciences

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-4+1

Also included in: Reading Comprehension Article & Question Mega Bundle | 6th, 7th, 8th Grade

The Dangers of Youth Vaping and e-Cigarettes Reading | 6th, 7th, 8th Grade

Created by
TWFScience

This grade 6–8 reading introduces students to the growing problem of teen vaping and e-cigarette use. It explains what vaping is, why so many teens are drawn to it, and how companies use sweet flavors and discreet device designs to make vaping seem harmless. The article breaks down the science behin

6th - 8th Science, Biology, Earth Sciences

Also included in: Reading Comprehension Article & Question Mega Bundle | 6th, 7th, 8th Grade

The Water Cycle Diagram Activity | Cycling of Matter, Hydrologic Cycle

Created by
TWFScience

This activity allows your students to creatively demonstrate their understanding of the water cycle. Your students will use their varied learning styles to complete this assignment and get a better appreciation for the cycle through hands-on learning. ✅ Hands-On Water Cycle Model – Engage students

5th - Adult Education Science, Biology, Earth Sciences

NGSS MS-LS2-3, MS-LS2-4, MS-ESS2-1+1

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Evaporation Race - A Water Cycle Lab Investigation | Hydrologic Cycle

Created by
TWFScience

Students will investigate evaporation in the water cycle by measuring how temperature and air flow affect evaporation rate. Using identical shallow dishes filled with equal volumes of water, students set up control, warm, and wind conditions and track changes in water volume over time. Through repea

7th - 10th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-4, HS-ESS2-4

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Mini Water Cycle Lab - A Hydrologic Cycle Lab Investigation | TWO Versions

Created by
TWFScience

Students will model the water cycle in a closed system by creating a mini “water cycle” using a sealed clear bag. By adding energy from sunlight or a lamp, students observe evaporation, condensation, and water movement over time. Through structured observations, optional temperature tracking, and a

6th - 10th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-4, HS-ESS2-4

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Salt & Evaporation: Mass, Volume, & Salinity Changes - A Water Cycle Lab

Created by
TWFScience

Students will investigate how evaporation changes water volume and salt concentration by comparing freshwater, ocean-like salinity, and high-salinity solutions over multiple days. Using shallow dishes, measured salt masses, and repeated mass or volume measurements, students track evaporation and cal

7th - 10th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-4, HS-PS1-3, HS-ESS2-5

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Water Cycle & Evaporation Lab Bundle | Hydrologic Cycle Investigations

Created by
TWFScience

3 Lab Investigations on the Water Cycle - Evaporation • Energy Transfer • Salinity & Earth SystemsStudents will explore evaporation as a driving force in the water cycle through three connected, hands-on STEM investigations. Across short-term and multi-day labs, students measure evaporation rate

6th - 10th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-1, MS-ESS2-4, HS-ESS2-5

Water Cycle Case Study - Why Does Rainfall Change Near Mountains? | Reading

Created by
TWFScience

Ecology Case Study "Why Does Rainfall Change Near Mountains"This resource provides an engaging look at how mountains shape and determine rainfall and impact the water cycle. Students will explore how natural land formations help determine rainfall on both sides of a mountain.Through this real-world

7th - 10th Biology, Earth Sciences, General Science

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Water Cycle Case Study - What Happens to Water During a Drought? | Reading

Created by
TWFScience

Ecology Case Study "What Happens to Water During a Drought?"This resource provides an engaging look at how droughts affect the movement and availability of water within the water cycle. Students will explore how long periods of low precipitation disrupt Earth’s systems and impact both natural enviro

7th - 10th Biology, Earth Sciences, General Science

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Created by
TWFScience

The NO-PREP bundle includes a lesson, worksheets, labs, activities, a reading, and multiple case studies on the Water Cycle Students will build a deep, evidence-based understanding of the water cycle as a dynamic Earth system through a carefully sequenced combination of explicit instruction, hands-o

6th - 9th Earth Sciences, General Science, Physical Science

NGSS MS-ESS2-4, HS-ESS2-2, HS-ESS2-5

Water Cycle Case Study - How Do Cities Change the Water Cycle? | Reading

Created by
TWFScience

Ecology Case Study “How Do Cities Change the Water Cycle?”This resource provides an engaging look at how urbanization alters the movement and availability of water within the water cycle. Students explore how replacing natural landscapes with roads, buildings, and other impermeable surfaces changes

7th - 10th Biology, Earth Sciences, General Science

Also included in: The Water Cycle Bundle - Lesson, Worksheets, & Activities | Hydrologic Cycle

Microplastics Mystery – Human Impact Detective on Plastic Pollution | SUB PLAN

Created by
TWFScience

Turn your students into science detectives with this engaging, real-world investigation focused on microplastics and plastic pollution. In this case file activity, students analyze evidence, track pollution pathways, interrogate suspects, and build a scientific case to solve the mystery of how micro

6th - 9th Biology, Earth Sciences, General Science

Also included in: Science Detective Mystery Bundle | Chemistry, Human Body, Environmental Science

The Rock Cycle - Igneous, Sedimentary, Metamorphic Rocks Reading | Grade 8 & Up

Created by
TWFScience

The rock cycle is one of the most important concepts in Earth science, and this reading comprehension article helps students understand how igneous, sedimentary, and metamorphic rocks form and change over time. It explains how rocks are created by melting and cooling, broken down by weathering and e

8th - 12th Science, Biology, Earth Sciences

Also included in: Science Reading Comprehension Article Mega Bundle | Grade 8 and Up

The Air Pollution Mystery – Science Detective | Human Impact | SUB PLAN

Created by
TWFScience

Turn your students into science detectives with this engaging, real-world investigation focused on air pollution. In this case file activity, students analyze evidence, track pollution pathways, interrogate suspects, and build a scientific case to solve the mystery of how air pollution is affecting

6th - 9th Biology, Earth Sciences, General Science

Also included in: Science Detective Mystery Bundle | Chemistry, Human Body, Environmental Science

The Water Pollution Mystery – Human Impact Science Detective | SUB PLAN

Created by
TWFScience

Turn your students into science detectives with this engaging, real-world investigation focused on water pollution. In this case file activity, students analyze evidence, track pollution pathways, interrogate suspects, and build a scientific case to solve the mystery of how water pollution is damagi

6th - 9th Biology, Earth Sciences, General Science

Also included in: Science Detective Mystery Bundle | Chemistry, Human Body, Environmental Science

Deforestation & Habitat Destruction Mystery – Human Impact Detective | SUB PLAN

Created by
TWFScience

Turn your students into science detectives with this engaging, real-world investigation focused on deforestation and habitat destruction. In this case file activity, students analyze evidence, track environmental pathways, interrogate suspects, and build a scientific case to solve the mystery of why

6th - 9th Biology, Earth Sciences, General Science

NGSS MS-ESS3-3, MS-ESS3-4

Also included in: Science Detective Mystery Bundle | Chemistry, Human Body, Environmental Science

The Biodiversity Loss Mystery – Human Impact Detective | SUB PLAN | Environment

Created by
TWFScience

Turn your students into science detectives with this engaging, real-world investigation focused on biodiversity loss and species decline. In this case file activity, students analyze evidence, track ecological pathways, interrogate suspects, and build a scientific case to solve the mystery of why sp

6th - 9th Biology, Earth Sciences, General Science

NGSS MS-LS2-1, MS-LS2-4, MS-LS2-5+3

Also included in: Science Detective Mystery Bundle | Chemistry, Human Body, Environmental Science

The Invasive Species Mystery – Human Impact Detective | SUB PLAN | Environment

Created by
TWFScience

Turn your students into science detectives with this engaging, real-world investigation focused on invasive species and ecosystem disruption. In this case file activity, students analyze evidence, track ecological pathways, interrogate suspects, and build a scientific case to solve the mystery of ho

6th - 9th Biology, Earth Sciences, General Science

NGSS MS-LS2-1, MS-LS2-4, MS-LS2-5+3

Also included in: Science Detective Mystery Bundle | Chemistry, Human Body, Environmental Science