Percent Increase and Decrease Quiz
27+ results
Filters
Grade
Subject
Format
Resource type
Audience
Programs & methods
Sudoku Puzzle 9x9|Halloween|Easy,Medium,Hard|4th-12th|Logical|60puzzles
"Prepare for the ultimate challenge! Come play the spooky logic game... and conquer all 3 levels of the 9x9 Sudoku!"This "Halloween Sudoku puzzle 9x9" worksheet set doesn't just bring the fright, it brings brain-teasing problems where you must focus to correctly fill in the numbers 1 to 9! 3 Levels of Challenge: Enjoy levels from Easy for beginners, Medium for those seeking excitement, all the way to Hard which will really make you think!Simple, Yet Complex Rules: Fill in the numbers 1-9 in ev
4th - 12th
Computer Science - Technology, Engineering, Other (Science)
Roller Coaster STEM Activity-Design a Track for Speed and Motion | Energy Units
🎢 Roller Coaster STEM Activity: Design a Track for Speed and Motion Turn your classroom into an engineering lab with this exciting hands-on STEM challenge! In this activity, students design and build their own roller coaster tracks while exploring how gravity, force, and motion work together to move objects. Young learners take on the role of engineers as they create, test, and improve their roller coaster designs—making learning both meaningful and fun. As seen throughout the resource, student
K - 9th
Engineering, General Science, Physical Science
Pulley Systems STEM | Lift Objects Using Simple Machines| Force and motion (K-9)
⚙️ Pulley Systems STEM | Lift Objects Using Simple Machines (Kindergarten–Grade 2)Introduce your students to the power of simple machines with this engaging, hands-on Pulley Systems STEM activity! Designed for young learners, this resource encourages students to explore how pulleys help lift objects more easily while developing critical thinking and engineering skills. Through a guided design-and-build experience, students will investigate how changing a system can make work easier. They’ll pl
K - 9th
Engineering, General Science, Physical Science
Simple Machines STEM | Explore Tools That Make Work | Force and motion For (K-9)
⚙️ Simple Machines STEM | Explore Tools That Make Work Easier (Kindergarten–Grade 2)Introduce young learners to the world of engineering with this engaging Simple Machines STEM activity! This hands-on resource helps students discover how everyday tools make work easier while encouraging creativity, problem-solving, and real-world thinking. Students will explore key simple machines—such as levers, pulleys, wheels, and ramps—then apply their understanding through a fun design-and-build challenge
K - 9th
Engineering, General Science, Physical Science
Bridge Building STEM - Design a Strong and Stable | Force and Structure (K-9)
🌉 Bridge Building STEM Activity: Design a Strong and Stable Bridge Challenge your students to think like real engineers with this exciting hands-on STEM activity! In this engaging design challenge, students build their own bridges and test how much weight they can hold while exploring important engineering and physics concepts. Perfect for young learners, this resource encourages creativity, problem-solving, and critical thinking as students design, build, test, and improve their structures. As
K - 9th
Engineering, General Science, Physical Science
Electricity Basics STEM-Build and Explore Simple Circuits | Energy Units (K-9)
⚡ Electricity Basics STEM Activity: Build and Explore Simple Circuits Spark curiosity and hands-on learning with this exciting STEM engineering challenge! In this engaging activity, students explore the basics of electricity by building simple circuits and discovering how electrical energy flows through a complete path. Perfect for young learners, this resource helps students understand real-world science concepts through experimentation, observation, and creative problem-solving as they design
K - 9th
Engineering, General Science, Physical Science
Weather & Climate STEM Project | Explore Weather Patterns & Climate Systems
🌦️ Weather & Climate STEM Project | Explore Weather Patterns & Climate Systems | Hands-On Science Activity Engage your students with this interactive Weather & Climate STEM Project, where they investigate real-world weather conditions and design their own tools to measure and understand atmospheric changes! This resource blends science content with the engineering design process, helping students explore the difference between weather and climate while building meaningful, hands-on connectio
1st - 9th
Earth Sciences, Engineering, Environment
Magnetism STEM - Explore Magnetic Forces | Force and Motion or Physics For (K-9)
🧲 Magnetism STEM Activity: Explore Magnetic Forces Bring science to life with this exciting hands-on STEM activity where students explore the fascinating world of magnetism! In this interactive investigation, learners discover how magnets attract and repel, test different materials, and design their own magnetic systems. Perfect for young learners, this resource introduces key physics concepts through experimentation, observation, and engineering design in a fun and meaningful way. As shown thr
K - 9th
Engineering, General Science, Physical Science
DNA & Genetics STEM | Explore Traits and Build a DNA Model For 3rd - 9Th
🧬 DNA & Genetics STEM | Explore Traits and Build a DNA Model (Upper Elementary) Make genetics exciting and easy to understand with this hands-on DNA & Genetics STEM activity! Students explore how living things grow and inherit traits while designing and building their own DNA double helix model. Through interactive lessons and a guided engineering challenge, students learn that DNA carries genetic information and discover how traits are passed from parents to offspring. ⭐ What’s Included
1st - 9th
Biology, Engineering, General Science
Plant Cell vs Animal Cell STEM | Hands-On Science & Model Building Activity k-2
🔬 Plant Cell vs Animal Cell STEM | Hands-On Science & Model Building Activity (Kindergarten–Grade 2)Make cell biology exciting and easy to understand with this interactive Plant Cell vs Animal Cell STEM resource! This hands-on activity helps young learners explore, compare, and build models of plant and animal cells while developing a strong foundation in life science. Students will investigate what cells are, learn about important cell parts (organelles), and discover the key differences bet
1st - 9th
Biology, Engineering, General Science
Bacteria & Viruses STEM | Explore Microorganisms and How They Spread 3rd - 9Th
🦠 Bacteria & Viruses STEM | Explore Microorganisms and How They Spread Bring microbiology to life with this engaging Bacteria & Viruses STEM activity pack! This hands-on resource helps students explore the differences between bacteria and viruses while investigating how germs spread and how we can prevent illness. Students take on the role of young scientists as they compare microorganisms, analyze how they travel, and design their own model to demonstrate how bacteria or viruses spread. Th
1st - 10th
Anatomy, Biology, Engineering
Cell Division (Mitosis) STEM | Explore How Cells Grow and Divide For 3rd - 9Th
Cell Division (Mitosis) STEM | Explore How Cells Grow and Divide 3rd Make complex science simple and engaging with this hands-on Cell Division (Mitosis) STEM activity! This resource introduces young learners to how cells grow, divide, and create new cells through interactive worksheets and a creative model-building challenge. Students will explore the stages of mitosis, understand why cell division is important for growth and repair, and build their own visual models to represent the process
1st - 9th
Biology, Engineering, General Science
Rainbow STEM – Exploring Light & Color A Hands-On Science & Engineering For 3rd
🌈✨ Rainbow STEM – Exploring Light & Color A Hands-On Science & Engineering Challenge (Grades 3–9)Bring the science of light to life with this engaging, hands-on STEM challenge where students explore how white light separates into a rainbow! In this interactive investigation, learners design and build a working model or experiment that demonstrates how light bends and forms a spectrum. This resource guides students step-by-step through the Engineering Design Process while building a deep unders
3rd - 9th
Earth Sciences, Engineering, General Science
Also included in: Light & Color STEM Bundle | Explore, Mix & Discover Science (Grades 3–9)
Pollination STEM Build a Working Pollination Model & Engineering For 3-9 Grades
🌼🐝 Pollination STEM – Build a Working Pollination Model A Hands-On Ecosystem Engineering Challenge (Grades 3–9)Engage students in an exciting, hands-on STEM experience where they design and build a working model that demonstrates how pollination happens in nature! This interactive engineering challenge helps students understand how pollen moves from one flower to another and why pollination is essential for plant reproduction. 🌸 The Challenge Students explore how pollination works and t
3rd - 9th
Earth Sciences, Engineering, General Science
Rainbow STEM – Explore Light and Color |Hands-On Science Investigation For 3-9th
🌈 Rainbow STEM – Explore Light and Color | Hands-On Science InvestigationHelp students discover the science behind rainbows with this engaging Rainbow STEM activity! In this hands-on investigation, students explore how light bends and separates into different colors while designing their own experiment to create a rainbow using simple materials. Through guided STEM steps, students will plan, build, test, and improve an experiment that demonstrates how light interacts with water, prisms, or
1st - 9th
Biology, Earth Sciences, Engineering
Also included in: Light & Color STEM Bundle | Explore, Mix & Discover Science (Grades 3–9)
Pollution Impact Case Study STEM | Investigate Environmental Problems For k-3rd
🌍♻️ Pollution Impact Case Study STEM | Investigate Environmental Problems and Solutions (Kindergarten–Grade 3)Help students become environmental investigators with this engaging Pollution Impact Case Study STEM activity! Learners explore how pollution affects people, animals, and ecosystems while investigating real-world environmental problems and designing creative solutions. This hands-on resource guides students to investigate, analyze, identify causes, examine effects, design solutions,
K - 9th
Engineering, Environment, Other (Science)
Microscope Investigation STEM | Explore the Tiny World Around Us For 3rd - 9Th
🔬 Microscope Investigation STEM | Explore the Tiny World Around UsSpark curiosity and scientific discovery with this engaging Microscope Investigation STEM activity! In this hands-on resource, students explore objects too small to see with the naked eye and learn how microscopes help scientists study the hidden details of the world around us. Students take on the role of young scientists as they observe real samples such as leaves, onion skin, fabric, or water, and record what they see using
1st - 9th
Biology, Engineering, General Science
Parachute STEM - Design a Parachute That Falls Slowly | Science Units on Force
🪂 Parachute STEM Activity: Design a Parachute That Falls Slowly Make physics fun and hands-on with this exciting STEM engineering challenge! In this engaging activity, students become young engineers as they design, build, and test parachutes to discover how air resistance slows falling objects. This interactive resource helps learners explore real-world science concepts through experimentation, observation, and creative problem-solving while building critical thinking and engineering skills. T
1st - 9th
Engineering, General Science, Physical Science
Plants STEM – Design a Plant Survival System| Plant biology units For 3-9 Grades
🌱🔬 Plants STEM – Design a Plant Survival System A Hands-On Plant Science & Engineering Challenge (Grades 3–9)Engage students in real-world problem solving with this interactive plant science STEM project! In this engineering challenge, students design and build a plant support system that helps a plant grow strong and healthy by providing the right conditions for survival. 🌿 The Challenge On page 2, students are introduced to the task: create a system that provides water, stability, l
3rd - 9th
Biology, Earth Sciences, Engineering
Desert Plant Adaptation STEM | Design a Plant That Can Survive the Desert
🌵 Desert Plant Adaptation STEM Project | Design a Plant That Can Survive the Desert (Grades 3–9) Engage your students in a hands-on, inquiry-based STEM challenge where they design and build a plant capable of surviving in harsh desert environments! This Desert Plant Adaptation STEM Project combines science, engineering, and creativity as students explore real-world plant adaptations and apply their knowledge to design a model plant that can withstand extreme conditions like heat, drought, and
1st - 9th
Biology, Earth Sciences, Engineering
Natural Disasters (Storms) STEM | Investigate Powerful Weather Systems For k-3rd
🌪️⛈️ Natural Disasters (Storms) STEM | Investigate Powerful Weather Systems Help students become weather engineers with this engaging Natural Disasters STEM activity! Learners explore the science of powerful weather systems while investigating the impact of storms on communities and designing their own storm-resistant structures. This hands-on resource guides students through the engineering design process, from learning how storms form to testing and improving solutions that can reduce storm
K - 9th
Engineering, Environment, Other (Science)
Water Cycle STEM Project |Explore How Water Moves Around Earth |Hands-On Science
💧 Water Cycle STEM Project | Explore How Water Moves Around Earth | Hands-On Science Activity Bring science to life with this engaging Water Cycle STEM Project where students explore how water moves through Earth’s systems while designing and building their own working model! This hands-on activity combines science concepts with the engineering design process, helping students understand the water cycle in a meaningful and interactive way. 🌍 What Students Will Learn Students will: Under
1st - 9th
Earth Sciences, Engineering, Environment
Chromatography Color Separation STEM | Discover the Hidden Colors in Ink For 3nd
🧪 Chromatography Color Separation STEM | Discover the Hidden Colors in InkBring chemistry to life with this exciting hands-on chromatography STEM experiment! In this activity, students investigate how different colors in markers are actually mixtures of pigments and learn how scientists can separate colors using paper chromatography. The experiment challenges students to discover the hidden colors inside ink by watching pigments travel through paper as water moves upward. Students will make
1st - 9th
Engineering, General Science, Writing
Also included in: Light & Color STEM Bundle | Explore, Mix & Discover Science (Grades 3–9)
Animal Adaptation Biome STEM – Survive the Environment | Ecosystem Engineering
🌍 Animal Adaptation Biome STEM – Survive the Environment A Hands-On Ecosystem Engineering ChallengeEngage students in an exciting 13-page STEM activity where they explore how animals survive in different environments by developing special adaptations. In this project-based lesson, students design and build their own animal that can survive in a specific biome such as the desert, rainforest, tundra, ocean, or grassland. Students learn how adaptations help animals survive and apply the engi
3rd - 9th
Biology, Earth Sciences, Engineering
Showing 1-24 of 27+ results
TPT is the largest marketplace for PreK-12 resources, powered by a community of educators.
IXL family of brands