Sunlight, Energy, and Crayons |
text page, free |
electromagnetic spectrum, thermal energy, light, energy |
Making an Electromagnet |
text page |
electricity, magnetism |
Comb Kazoo |
text page |
pressure, sound, waves, force and interactions, energy |
Bernoulli in the Shower? |
text page |
newton's laws, Variables and controls, critical thinking, observation, motion, engineering, pressure, structure and function, misconceptions, investigations and experiments, hypothesis, theory, and law, force and interactions |
Marbles, Inertia, and Paper Plates |
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newton's laws, critical thinking, inertia, observation, motion, friction, misconceptions, investigations and experiments, force and interactions |
Cone of Sound |
text page |
kinetic/potential, engineering, structure and function, sound, energy |
Trying to Blow Out a Candle |
text page |
critical thinking, observation, motion, engineering, pressure, structure and function, misconceptions, force and interactions |
Exploring Friction |
text page |
mass, friction, measurement, investigations and experiments, force and interactions |
Whistle Stick, part 2 |
text page, free, checked |
kinetic/potential, newton's laws, critical thinking, inertia, cycles, motion, pressure, structure and function, sound, measurement, force and interactions, energy |
Blowing Up a Phone Book |
text page |
cycles, engineering, structure and function, force and interactions, energy |
Squeezing Matter |
text page |
states of matter, properties, pressure, classification, measurement, force and interactions, matter |
Balancing a Meter Stick |
text page |
mass, friction, force and interactions |
Boomerangs |
text page |
newton's laws, critical thinking, inertia, motion, engineering, gravity, structure and function, force and interactions, energy |
Twinkle, Twinkle, Distant Star |
text page |
star, refraction, planet, light, solar system |
Fish in a Bucket |
text page |
mass, density, gravity, measurement, investigations and experiments |
Snow Rollers |
text page |
mass, critical thinking, observation, seasons, motion, properties, weather, friction, water cycle, structure and function, force and interactions, energy |
Why is a Full Moon So Bright? |
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cycles, model, reflection, light, moon |
Cool Water |
text page |
senses, critical thinking, thermal energy, body covering |
More Fish in a Bucket |
text page |
mass, density, gravity |
Cooling Fans |
text page |
states of matter, Variables and controls, critical thinking, thermal energy, body covering, structure and function, human body, investigations and experiments, water |
Comparing How Sound Moves Through Liquids and Gases |
text page |
states of matter, density, sound, energy |
Creeping Carpets |
text page |
critical thinking, observation, model, motion, engineering, friction, structure and function, investigations and experiments, force and interactions |
Is Gravity a Theory or a Law? |
text page, free |
gravity, hypothesis, theory, and law |
Teach It Right the First Time. |
text page, free |
states of matter, critical thinking, information processing, misconceptions, matter |
Yellowing Paper |
text page, free, checked |
electromagnetic spectrum, science fair, Variables and controls, critical thinking, observation, light, investigations and experiments, physical-chemical change, energy |
Dancing Raisins |
text page |
mass, solution, states of matter, observation, density, structure and function, water, force and interactions |
Seeing Dark Lines |
text page |
electromagnetic spectrum, light, waves |
Newton's Laws |
text page |
mass, newton's laws, critical thinking, inertia, motion, measurement, force and interactions, energy |
What is a Higgs boson, and why should I care? |
text page, blog, free, checked |
mass, atoms, critical thinking, model, information processing, misconceptions, hypothesis, theory, and law, matter |
Magnetizing and Demagnetizing a Paperclip |
text page |
critical thinking, engineering, magnetism, structure and function |