Science Worksheets

Fish Population Decline Ecology Decision Challenge Activity | Population Dynamic

Created by
TWFScience

This Fish Population Decline Decision Challenge will help your students understand how limiting factors, nutrient pollution, algae growth, dissolved oxygen, water temperature, and predators can affect a freshwater fish population. This activity gives teachers an easy, NO PREP way to have students an

6th - 10th Biology, Environment, Marine Science

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+2

Also included in: Real World Ecology Decision Challenges Bundle | Ecosystems Activity

Wolf Reintroduction Ecology Decision Challenge Activity | Population Dynamics

Created by
TWFScience

This Wolf Reintroduction Decision Challenge will help your students understand predator-prey relationships, trophic cascades, carrying capacity, biodiversity, ecosystem balance, and wildlife management trade-offs. This activity gives teachers an easy, NO PREP way to have students analyze ecology dat

6th - 10th Biology, Environment, General Science

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+3

Also included in: Food Chains and Food Webs Worksheet Bundle + Energy Flow in Ecosystems Lesson

Invasive Species Ecology Decision Challenge Activity | Biodiversity & Ecosystems

Created by
TWFScience

This Invasive Species Decision Challenge will help your students understand how invasive species, food webs, biodiversity, native species, plankton, competition, and human impacts can affect a freshwater ecosystem. This activity gives teachers an easy, NO PREP way to have students analyze ecology da

6th - 10th Biology, Environment, General Science

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+3

Also included in: Real World Ecology Decision Challenges Bundle | Ecosystems Activity

Mosquito Control Ecology Decision Challenge Activity | Ecosystems Impact

Created by
TWFScience

This Mosquito Control Decision Challenge will help your students understand how pesticides, food webs, non-target organisms, bioaccumulation, human impact, and environmental trade-offs can affect a wetland ecosystem. This activity gives teachers an easy, NO PREP way to have students analyze ecology

6th - 10th Biology, Environment, General Science

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+3

Also included in: Real World Ecology Decision Challenges Bundle | Ecosystems Activity

Algae Bloom Ecology Decision Challenge | Nutrient Pollution, Fertilizer Runoff

Created by
TWFScience

This Algae Bloom Decision Challenge will help your students understand how nutrient pollution, fertilizer runoff, algae blooms, producers, decomposers, dissolved oxygen, and environmental trade-offs can affect a freshwater ecosystem. This activity gives teachers an easy, NO PREP way to have students

6th - 10th Biology, Environment, General Science

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+3

Also included in: Real World Ecology Decision Challenges Bundle | Ecosystems Activity

Ecosystem Risk Ecology Decision Challenge | Wetland, Coral Reef Restoration

Created by
TWFScience

This Ecosystem Risk Decision Challenge will help your students understand how biodiversity, habitat loss, climate change sensitivity, human impact, ecosystem services, and conservation trade-offs can affect environmental decision-making. This activity gives teachers an easy, NO PREP way to have stud

6th - 10th Biology, Environment, General Science

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+3

Also included in: Real World Ecology Decision Challenges Bundle | Ecosystems Activity

The Lunar Landing Mystery - Space Activity | How to Land Safely on the Moon

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on how astronauts land safely on the Moon. In this case file activity, students analyze lunar landing evidence, examine rocket braking and Moon gravity, evaluate guidance systems and sensors, inv

6th - 10th Astronomy, General Science, Physical Science

NGSS MS-ESS1-1, MS-ESS1-2, MS-ESS1-3+8

Also included in: Space Exploration Detective Mystery Bundle | Astronomy Activities, Space Science

The Tidal Force Mystery - Space Activity | How the Sun and Moon Affect Tides

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on tides and how the Moon affects Earth’s oceans. In this case file activity, students analyze tide patterns, examine the Moon’s gravitational pull, evaluate Earth’s rotation and Sun-Moon alignme

6th - 10th Astronomy, General Science, Physical Science

NGSS MS-ESS1-1, MS-ESS1-2, MS-ESS1-3+8

Also included in: Space Exploration Detective Mystery Bundle | Astronomy Activities, Space Science

The Solar Flare Mystery - Space Activity | Solar Activity and Space Weather

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on solar flares and space weather. In this case file activity, students analyze solar activity evidence, examine radiation and charged particles, evaluate auroras and geomagnetic storms, investig

6th - 10th Astronomy, General Science, Physical Science

NGSS MS-ESS1-1, MS-ESS1-2, MS-ESS1-3+8

Also included in: Space Exploration Detective Mystery Bundle | Astronomy Activities, Space Science

The Space Debris Mystery - Space Activity | Space Junk Dangers, Orbital Safety

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on space debris and orbital safety. In this case file activity, students analyze debris evidence, examine high-speed orbital motion, evaluate collision risks, investigate shielding and avoidance

6th - 10th Astronomy, General Science, Physical Science

NGSS MS-ESS1-1, MS-ESS1-2, MS-ESS1-3+8

Also included in: Space Exploration Detective Mystery Bundle | Astronomy Activities, Space Science

The Telescope Mystery - Space Activity | Space Telescopes, James Webb, Hubble

Created by
TWFScience

Turn your students into science detectives with this NO PREP, engaging, real-world investigation focused on how space telescopes help scientists study the universe. In this case file activity, students analyze telescope evidence, examine atmospheric blur and blocked wavelengths, evaluate faint-light

6th - 10th Astronomy, General Science, Physical Science

NGSS MS-ESS1-1, MS-ESS1-2, MS-ESS1-3+8

Also included in: Space Exploration Detective Mystery Bundle | Astronomy Activities, Space Science

Agriculture and Fertilizer Runoff Reading | 6th, 7th, 8th | Runoff and Leaching

Created by
TWFScience

Agriculture and Fertilizer Runoff Reading Comprehension Passage and QuestionsThis ecology and environmental science reading introduces students to how fertilizer runoff affects rivers, lakes, oceans, and drinking water. Students learn why crops need nutrients such as nitrogen and phosphorus, how the

6th - 8th Earth Sciences, Environment, Marine Science

NGSS MS-ESS3-1, MS-ESS3-3, MS-ESS3-4

Also included in: Human Impact & Sustainability - 13 Reading Article Bundle - 6th 7th 8th Grade

Trophic Levels Cipher Puzzle - Ecology Activity | Energy Pyramids, Food Webs

Created by
TWFScience

Engage your students with this NO PREP, interactive ecology cipher activity focused on trophic levels, consumer types, food chains, energy pyramids, and energy transfer.In this structured challenge, students solve clues by identifying the correct trophic level, consumer type, or energy flow term. Th

6th - 9th Biology, Earth Sciences, Environment

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+4

Also included in: Food Chains and Food Webs Worksheet Bundle + Energy Flow in Ecosystems Lesson

Producer, Consumer, and Decomposer Cipher Puzzle - Ecology Activity

Created by
TWFScience

Engage your students with this NO PREP, interactive ecology cipher activity focused on producers, consumers, decomposers, herbivores, carnivores, omnivores, scavengers, detritivores, and consumer levels.In this structured challenge, students solve clues by classifying each organism by its role in th

6th - 9th Biology, Earth Sciences, Environment

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+4

Also included in: Ecology Concepts Cipher Puzzle Bundle | Ecosystems, Food Webs, Energy Pyramids

Predator, Prey, and Symbiosis Cipher Puzzle - Ecology Activity | Interactions

Created by
TWFScience

Engage your students with this NO PREP, interactive ecology cipher activity focused on predator-prey relationships, symbiosis, mutualism, commensalism, parasitism, competition, cooperation, hosts, and parasites.In this structured challenge, students solve clues by identifying the correct relationshi

6th - 9th Biology, Earth Sciences, Environment

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+4

Also included in: Food Chains and Food Webs Worksheet Bundle + Energy Flow in Ecosystems Lesson

Ecology Concepts Cipher Puzzle Bundle | Ecosystems, Food Webs, Energy Pyramids

Created by
TWFScience

Engage your students with these NO PREP, interactive ecology ciphers filled with engaging activities focused on energy flow, ecosystems, animal interactions, human impact on the environment, and more.In this GROWING bundle, students solve clues by identifying ecology terms, analyzing food webs and c

6th - 9th Biology, Earth Sciences, Environment

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+2

Invasive Species and Food Webs Cipher Puzzle - Ecology Activity | Ecosystems

Created by
TWFScience

Engage your students with this NO PREP, interactive ecology cipher activity focused on invasive species, native species, food web disruption, competition, predators, prey, habitat loss, biodiversity, resource decrease, and ecosystem imbalance.In this structured challenge, students solve clues by ide

6th - 9th Biology, Earth Sciences, Environment

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+4

Also included in: Ecology Concepts Cipher Puzzle Bundle | Ecosystems, Food Webs, Energy Pyramids

Introductory Photosynthesis Cipher Puzzle - Ecology Activity | Chlorophyll

Created by
TWFScience

Engage your students with this NO PREP, interactive photosynthesis cipher activity focused on sunlight, chlorophyll, carbon dioxide, water, glucose, oxygen, stomata, chloroplasts, leaves, roots, and producers.In this structured challenge, students solve clues by identifying the correct photosynthesi

6th - 9th Biology, Earth Sciences, Environment

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+4

Also included in: Ecology Concepts Cipher Puzzle Bundle | Ecosystems, Food Webs, Energy Pyramids

How Trains Work: Motion, Power, and Safety Reading | 6th, 7th, 8th | Forces

Created by
TWFScience

This reading introduces students to the science behind how trains move, climb hills, travel around curves, and stop safely. Students learn how forces, motion, energy, and simple machines work together to make trains one of the most efficient forms of transportation. It also includes reading comprehe

6th - 8th Engineering, Physical Science, Physics

NGSS MS-PS2-1, MS-PS2-2, MS-PS3-1+5

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

How Trains Work: The Science of Motion, Power, Safety Reading | Grade 8 and Up

Created by
TWFScience

How Trains Work: The Science of Motion, Power, and Safety Reading Comprehension Passage and QuestionsThis reading explores the real-world science behind how trains move, generate power, climb steep hills, travel safely around curves, and stop despite carrying enormous amounts of mass. It helps stude

8th - 10th General Science, Physical Science, Physics

NGSS MS-PS2-1, MS-PS2-2, MS-ETS1-1+3

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

How Trains Work: How Trains Work: Physics & Engineering Reading | Grade 11 & 12

Created by
TWFScience

How Trains Work: The Physics and Engineering at Work Reading Comprehension Passage and QuestionsThis reading explores the advanced physics and engineering behind how trains generate tractive effort, transfer energy, climb steep grades, travel safely around curves, and stop while carrying enormous am

11th - 12th General Science, Physical Science, Physics

NGSS MS-PS2-1, MS-PS2-2, MS-ETS1-1+3

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

Overfishing Ecology Decision Challenge Activity | Population, Sustainability

Created by
TWFScience

This Overfishing Decision Challenge will help your students understand how overfishing, population decline, reproduction, carrying capacity, food webs, sustainability, and fisheries management are connected. This activity gives teachers an easy, NO PREP way to have students analyze ecology data, com

6th - 10th Biology, Environment, General Science

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+3

Also included in: Food Chains and Food Webs Worksheet Bundle + Energy Flow in Ecosystems Lesson

Pollinator Habitat Decision Ecology Challenge | Plant Reproduction, Pollination

Created by
TWFScience

This Pollinator Habitat Decision Challenge will help your students understand how pollinators, plant diversity, native plants, habitat features, biodiversity, and human impact are connected. This activity gives teachers an easy, NO PREP way to have students analyze ecology data, compare schoolyard h

6th - 10th Biology, Environment, General Science

NGSS MS-LS2-1, MS-LS2-2, MS-LS2-3+3

Also included in: Real World Ecology Decision Challenges Bundle | Ecosystems Activity

Passive Solar Water Heater Design Challenge | SNC1D/SNC1W STEM Activity

Created by
TWFScience

Passive Solar Water Heater Design Challenge | Ontario Grade 9 Science STEM Project and Graphing LabIn this project, your students will research, design, build, and test a passive solar water heater using simple classroom materials. Students explore how solar energy can be used to warm water and how

8th - 10th Engineering, Physical Science, Physics

NGSS MS-PS3-3, MS-PS3-4, MS-PS4-2+11