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Challenge: Paper, Coin, Cup, part 1 video static electricity, critical thinking, properties, engineering, electricity, attract/repel, investigations and experiments, hypothesis, theory, and law, force and interactions
Strengthening the Dollar video properties, gravity, force and interactions
Science Friction video, checked Illusions and Tricks, motion, engineering, friction, structure and function, force and interactions
Torque video mass, newton's laws, Variables and controls, inertia, motion, engineering, gravity, structure and function, measurement, investigations and experiments, force and interactions, energy
The Slow Race video, free, ClosedCaptions, Updated kinetic/potential, Variables and controls, critical thinking, motion, engineering, friction, gravity, investigations and experiments, force and interactions, energy
Smoke Rings video pressure, force and interactions, energy
Tricky Bottle video Illusions and Tricks, newton's laws, states of matter, surface tension, critical thinking, engineering, pressure, gravity, water, force and interactions
Paper Petals video, ClosedCaptions Illusions and Tricks, engineering, structure and function, expand/contract, force and interactions
The Singing Glass video, checked Variables and controls, cycles, motion, engineering, friction, structure and function, sound, waves, force and interactions, energy
Bottle Tones, part 1 video, checked senses, Variables and controls, critical thinking, cycles, engineering, structure and function, sound, waves, investigations and experiments, hypothesis, theory, and law, force and interactions
Force, Pressure, and Shoes video, checked engineering, pressure, gravity, structure and function, measurement, force and interactions
The Science of Rubber Bands video, checked kinetic/potential, model, engineering, structure and function, expand/contract, force and interactions, energy
Bottle Tones, part 2 video, checked senses, Variables and controls, critical thinking, cycles, engineering, structure and function, sound, waves, investigations and experiments, hypothesis, theory, and law, force and interactions
Doppler Effect video, checked senses, model, sound, waves, force and interactions
Raw Egg or Boiled? video, checked newton's laws, states of matter, critical thinking, inertia, observation, motion, properties, engineering, force and interactions, energy
Versorium video, checked static electricity, conduction, engineering, electricity, attract/repel, force and interactions
Making a Screamer video, free, Updated Halloween, Holiday, cycles, motion, engineering, pressure, structure and function, sound, force and interactions, energy
Stirring Sand text page mass, newton's laws, critical thinking, inertia, observation, motion, investigations and experiments, force and interactions
Egg Bubbles? text page Variables and controls, critical thinking, thermal energy, engineering, pressure, structure and function, expand/contract, investigations and experiments, force and interactions
A Clean Trick text page surface tension, water, force and interactions
Egg in a Bottle text page critical thinking, reaction, combustion, thermal energy, engineering, pressure, expand/contract, misconceptions, force and interactions
A Real Tuning Fork text page senses, conduction, sound, waves, force and interactions, energy
Sail Fans text page newton's laws, critical thinking, model, motion, engineering, investigations and experiments, force and interactions
Egg-zactly the Point text page kinetic/potential, newton's laws, critical thinking, motion, engineering, gravity, force and interactions, energy
Newton's Third Law of Motion text page mass, newton's laws, Variables and controls, motion, engineering, force and interactions, energy
Electric Tape text page electromagnetic spectrum, engineering, light, electricity, pressure, force and interactions, energy
Air has Weight text page mass, states of matter, critical thinking, properties, density, pressure, gravity, expand/contract, misconceptions, measurement, force and interactions
Making Fault Blocks text page earthquakes, model, engineering, tectonics, force and interactions
An Easy Swing? text page newton's laws, critical thinking, inertia, motion, engineering, friction, structure and function, misconceptions, force and interactions, energy

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