Arizona
Podcasting Center
Experience Science
Air
Aquarium Habitats
- Observing Daphnia
- Population Changes
- Observing Organisms
- Do Plants Need Sunlight to Make Oxygen?
- Guppies
- Changes in Aquariums and Food Chains
- Adding Another Predator and What is a Food Web?
- Fossils
- What Pollutes the Pond? And Acid or Base?
- How Does the Amount of a Chemical Affect Algae Growth?
- Do Chemicals Affect Seed Growth?
Chemistry
- Melting and Boiling Points and Solubility in Water
- Electrical Conductivity
- Atoms, Molecules, and Compounds
- Evidence of a Chemical Reaction
- A Reaction Caused by Heat
- Rusting
- Copper Plating
- The Periodic Table
- Solutions and Suspensions
- Paper Chromatography and Crime Lab
- Surface Tension
- Bubble Experiments
- Testing Acids and Bases and Finding pH
- Making Salts
- The Cup Experiment
- Testing Plastics
- Making a Polymer
- Polycrystals
Classification
- Observing Microorganisms
- Modeling an Amoeba
- How Does Yeast Reproduce?
- Food for Yeast Cells
- Testing for Carbon Dioxide
- Modeling a Sporangium
- Making a Spore Print
- Classifying Plants
- Observing Stomata
- Colored Light and Plant Growth
- Transpiration and Water Movement
- Where Do Gases Enter and Exit a Plant? And Testing Germination Rate
- Making an Earthworm Farm
- Ants Are Insects
- Modeling a Backbone
- What Is a Fish? And What Is a Bird?
- What Lives in Dead Leaves?
- Testing Earthworm Behavior and What Foods Do Earthworms Prefer?
- How Do Ants Communicate? And Testing Goldfish Respiration
Electricity
- Making Static Electricity and Charging Plastic Wrap
- Measuring Static Charge and Static Balloons
- Building a Circuit
- Conductor or Insulator? And Comparing Conductors
- Liquid Conductor
- The Energy Ball
- Circuit Puzzles
- Series and Parallel Circuits
- What Does a Fuse Do?
- Fuses and Circuits
- The Food Battery
- The First Battery
- Making a Rechargeable Battery
- Making Electricity with a Magnet
- Making an Electromagnet
- Electromagnets and Doorbells
- Converting Motion to Electricity
- Converting Electricity to Motion
- Converting Light into Electricity
Energy and Matter
- Measuring Temperature
- Evaporation
- Condensation and Freezing Point
- Making Ice Cream
- The Ice Melting Race and Whole and Crushed Cubes
- Building an Insulation Box
- Expanding and Contracting
- Particles and Pressure
- Crushed Bottle
- Collecting Solar Energy
- Trapping Heat Energy
- Building a Solar Cooker
- Energy Changes
- Elements and Atoms
- Surface Tension
- Swirling Colors
- Making bubbles
- Solutions and Crystals
- Alum and Baking Soda
- Making a Gas
- Making a New Substance
Exploring Space
Forces, Motion and Machines
- Staying Still
- Stay Egg-stra Still
- Keep It Moving and Car Races
- Weighing Objects and Weighing Small Objects and Liquids
- Action-Reaction Forces
- Comparing Friction and Lubricants
- Reducing Friction
- Air Resistance
- Using an Inclined Plane and Force and Steepness
- Wedges
- Levers
- Wheels and Axles and Gears
- Pulleys
- Sound
- Two Magnets and Magnet Race
- Magnet Cars
Human Body
- From Cells to Systems
- Testing for Fat
- Testing for Sugar
- Testing for Starch
- Can Starch or Iodine Move Through Plastic?
- How Does Saliva Help Digestion? And What Happens When Starch Is Digested?
- How Does the Esophagus Work? What Is the Structure of the Stomach? And How Do Enzymes in the Stomach Aid Digestion?
- How Long is the Small Intestine? And How Do Villi Absorb Liquid?
- What Can the Villi Absorb
- Circulation
- How Do Oxygen and Carbon Dioxide Differ?
- What Gases Do Plants Give Off?
- How Does the Diaphragm Help Breathing?
- Measuring Lung Capacity
- How Does Water Move into a Raisin? And Osmosis in an Egg
- Osmosis in a Potato
- Bones and Joints and Measuring Reaction Time
- Making a Model of the Arm
Life Cycles
Light
- Properties of Light
- Making Shadows, Transparent, Translucent, or Opaque? Comparing Shadows, and Making Shadow Animals
- Making Shadow Prints
- Sundials
- Foil Reflector and Bouncing Light
- Reversed Image and Many Pennies
- Concave and Convex Mirrors
- Broken Pencil
- Water Drop Magnifier
- Convex Lenses
- Making a Projector
- Making a Telescope
- Fiber Optics
- What Color is Light? And Color Filters
- Looking Through Filters and Color Puzzle
- Diffraction Glasses and Diffraction of Colored Light
- Why Is the Sky Blue? And What Causes a Sunset?
Magnets and Electromagnetism
Matter and Heat
Organisms
- What Is an Organism?
- Observing Mealworms and Measuring Mealworms
- Observing the Mealworm Life Cycle, Observing a Mealworm Pupa, and Observing an Adult Mealworm Beetle
- Do Mealworms Like Light or Dark?
- Planting Seeds
- Adding Earthworms to the Terrariums
- Observing Earthworms
- Measuring Plants
- Toads
- Plant Adaptations
- Animal Adaptations
Rocks, Erosion, and Weathering
- Testing the Hardness of Minerals and Observing Color, Luster, and Cleavage
- Observing Streak and Identifying Minerals by Properties
- Rocks
- Comparing Igneous Rocks
- Igneous Fudge
- Observing the Sedimentator
- Observing Sedimentary Rocks
- Metamorphic Rocks and the Rock Cycle
- Edible Conglomerates
- Taking Core Samples
- Sedimentary Sandwich
- Observing Chemical Weathering
- Observing Physical Weathering
- Comparing Physical Weathering of Large and Small Rocks
- Erosion Changes Earth
Rocks, Soil, and Fossils
- What Is a Rock?
- Dissecting Cookie Rocks and Counting Minerals
- Weathering: Big Rocks Become Little Rocks
- Erosion from Moving Water and Erosion from Wind
- What Is Soil?
- Which Soil Is Best for Growing Seeds?
- Soil and Water
- Recycling Garbage to Enrich Soil
- My Earthworm Report and Where Do Earthworms Go?
- Observing and Sorting Fossils and Making Fossils
Sound
Terrarium Habitats
Space
- Why Does Earth Have Day and Night?
- What Causes Moon Phases?
- We Always See the Same Side
- What Causes an Eclipse?
- Why Does Earth Have Seasons?
- Shadows Move Through the Year and Angle and Brightness
- Angle and Temperature
- Turning Sunlight into Electricity
- Make a Model Solar System
- Gathering Information in Space
- Looking Through a Telescope
- Observing Constellations
Weather
Weather and Water
- What Is the Weather?
- Calculating Relative Humidity
- Finding the Dew Point and Making Frost
- Clouds, Fog, and Rain
- Graphing Earth's Water Resources, Where Does Your Drinking Water Come From? And Desalination: Making Fresh Water from Salt Water
- Recycling Water for Reuse
- Wind Direction and Speed
- Reading a Weather Map
- How Hard Can Air Push?
- Where Does Air Push?
- Air Pressure and Temperature, Reading a Barometer and Air Pressure on a Weather Map
- Air Masses and Fronts
- Modeling a Convection Current
- Thunderstorms, Tornadoes, and Hurricanes
