331 |
photo challenge, free |
static electricity, critical thinking, weather, engineering, electricity, structure and function, misconceptions, safety |
Experimenting with Dry Ice |
video, free, checked |
Halloween, states of matter, thermal energy, physical-chemical change, matter |
Calories: Measuring the Energy |
text page, free |
digestive system, misconceptions, human body, measurement, anatomy, energy |
|
What Really Happens With Evaporation? |
text page, free, checked |
kinetic/potential, states of matter, atoms, critical thinking, thermal energy, weather, water cycle, misconceptions, physical-chemical change, water |
|
States of Matter |
text page, free |
states of matter, properties, matter |
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 |
The Rollback Can |
video, free, Updated |
kinetic/potential, critical thinking, engineering, structure and function, energy |
Science of Credit Cards |
video, free, Updated, checked |
magnetism |
A Color You Can't See |
video, free, checked |
electromagnetic spectrum, senses, engineering, light, information processing, misconceptions, waves |
Sunlight, Energy, and Crayons |
text page, free |
electromagnetic spectrum, thermal energy, light, energy |
Marbles, Inertia, and Paper Plates |
text page, free |
newton's laws, critical thinking, inertia, observation, motion, friction, misconceptions, investigations and experiments, force and interactions |
Growing Crystals Under the Microscope |
video, free, learnalong, checked |
refraction, light, microscope, waves, classification |
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 |
Lightning in Johnson Canyon |
photography, free |
atmosphere, states of matter, static electricity, weather, water cycle, electricity |
921 |
photo challenge, free |
critical thinking, magnetism, energy |
Why is a Full Moon So Bright? |
text page, free, checked |
cycles, model, reflection, light, moon |
Cloud Formation, part 1 |
video, ClosedCaptions, checked |
atmosphere, states of matter, cycles, thermal energy, weather, water cycle, water |
Heating a Balloon |
video, ClosedCaptions, checked |
mass, conduction, critical thinking, combustion, thermal energy, water |
Cartesian Diver |
video, ClosedCaptions, checked |
mass, states of matter, properties, density, engineering, structure and function, expand/contract, water |
The Compass and Magnetic Fields |
video, ClosedCaptions, checked |
magnetism, attract/repel, force and interactions |
Mirage |
video, free, ClosedCaptions, Updated |
critical thinking, refraction, weather, density, light, structure and function, waves |
Measuring Calories |
video, ClosedCaptions, checked |
Variables and controls, thermal energy, digestive system, human body, measurement, investigations and experiments, energy |
Primary Consumers |
video, ClosedCaptions, Updated, checked |
food web, photosynthesis, ecosystem, plants, animals, energy |
Expansion of Solids |
video, ClosedCaptions, checked |
states of matter, atoms, thermal energy, expand/contract, matter |
Iron Cereal |
video, ClosedCaptions, checked |
properties, periodic table, digestive system, magnetism, element, human body, mixture |
Finding Fat in Foods |
video, ClosedCaptions, checked |
Variables and controls, conduction, reflection, light, digestive system, investigations and experiments, indicator |
Electrostatics and Water |
video, ClosedCaptions, checked |
static electricity, conduction, electricity, attract/repel |
Candles in a Jar, part 2 |
video, ClosedCaptions, checked |
critical thinking, reaction, combustion, thermal energy, investigations and experiments |
Planets and Pennies |
video, ClosedCaptions |
mass, sun, earth, model, planet, moon, gravity, solar system, measurement |
