- How to Build a Rube Goldberg Machine
- How to Dilute a Solution
- How to Make a Serial Dilution
- How to Make a Solution
- How to Prepare Agar Plates for Seed Germination Experiments
- How to Use a Multimeter
- Science Experiment: Make a Homopolar Motor
- Science Project: Automatic Plant Watering with Arduino
- Science Project: Build a Bottle Centrifuge
- Science Project: Build a Simple Electric Motor
- Science Project: Can a Sandcastle Support a Brick?
- Science Project: Can Every Part of a Plant Regrow?
- Science Project: Candy Chromatography: What Colors Are in Your Candy?
- Science Project: DIY Wind Turbine
- Science Project: Explore Reaction Kinetics with the Iodine Clock Reaction
- Science Project: Find the Horsepower of a Toy Car
- Science Project: How Much Weight Can Boats Float?
- Science Project: How to Build a Paper Speaker
- Science Project: How to Create and Remove Silver Tarnish
- Science Project: How to Make Magnetic Slime
- Science Project: How to Make Popping Boba: The Science of Spherification
- Science Project: Leaf Chromatography: Explore the Colors of Fall
- Science Project: Make a Bath Bomb
- Science Project: Make a Candle Carousel
- Science Project: Make an Ion Wind Rotor
- Science Project: Make Sustainable Biofabrics from Seaweed
- Science Project: Marble Roller Coaster
- Science Project: Measure Photosynthesis with Floating Leaves
- Science Project: Popsicle Stick Robotic Arm with Arduino
- Science Project: Simple Color Detection Circuit
- Science Project: Sound-Following Arduino Robot
- Science Project: The Physics of a Bouncing Ball
- Scientific Method, The: Steps and Examples
- STEM Activity: Balloon Magic with Bernoulli’s Principle
- STEM Activity: Bottle Rocket Parachutes
- STEM Activity: Build a Bird Feeder to Study Birds
- STEM Activity: Build a Gumdrop Geodesic Dome
- STEM Activity: Build a Hydraulic Lift
- STEM Activity: Build a Mini Trebuchet
- STEM Activity: Build a Model Recycling Sorting Machine
- STEM Activity: Build a River Model
- STEM Activity: Build a Solar Updraft Tower
- STEM Activity: Can You Drink from a Really Long Straw?
- STEM Activity: Can You Hide in Plain Sight?
- STEM Activity: Cotton Ball Launcher
- STEM Activity: Create a Painting with Genetically Modified Bacteria
- STEM Activity: Design and Launch Bottle Rockets
- STEM Activity: Explore Concave and Convex Mirrors
- STEM Activity: Explore Enzymes
- STEM Activity: Flower Dissection
- STEM Activity: How Can Air Pressure Prevent Leaks?
- STEM Activity: How Do Viruses React to Soap?
- STEM Activity: How to Balance Anything
- STEM Activity: How to Find Center of Mass of Almost Any 2D Shape
- STEM Activity: How to Make a Popsicle Stick Catapult
- STEM Activity: How to Make a Seismograph
- STEM Activity: How to Make a Simple Refracting Telescope (Monocular)
- STEM Activity: How to Make an Anemometer (Wind Speed Meter)
- STEM Activity: How to Make an Archimedes Screw
- STEM Activity: How to Set Up a Microbial Fuel Cell
- STEM Activity: Liquid Density Column
- STEM Activity: Make a Balloon Car
- STEM Activity: Make a Miniature Water Cycle Model
- STEM Activity: Make a Straw Siphon
- STEM Activity: Make a Thermometer
- STEM Activity: Matchstick Rockets
- STEM Activity: Measure Static Electricity with an Electroscope
- STEM Activity: Model a Lung Infection
- STEM Activity: Model the Size of a Virus
- STEM Activity: Model Your Blood Flow
- STEM Activity: Paper Airplanes and Drag
- STEM Activity: Paper Rockets
- STEM Activity: Slippery Slopes
- STEM Activity: Slow Motion Craters
- STEM Activity: Strawberry DNA Extraction
- STEM Activity: Test Different Pinwheel Designs
- STEM Activity: Turn Milk into Plastic
- STEM Activity: Underwater Color Bursts
- STEM Activity: Vibration and Sound: Making Sprinkles Dance
- STEM Activity: Walking Water Experiment
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