Secondary Consumers |
video, free, ClosedCaptions, Updated, checked |
food web, growth and development, cycles, ecosystem, plants, animals, classification |
The Rollback Can |
video, free, Updated |
kinetic/potential, critical thinking, engineering, structure and function, energy |
Radioactive |
video, Updated, checked |
atoms, misconceptions, nuclear, matter, energy |
Producers |
video, free, Updated, checked |
food web, photosynthesis, plant parts, cycles, ecosystem, plants |
Microscopes: Growing Crystals |
video, free, learnalong, Updated |
refraction, light, microscope, waves, classification, crystals |
Igneous Rocks and Bubbles |
video, free, learnalong, Updated |
solution, states of matter, critical thinking, volcanoes, model, rocks |
Making a Cloud Chamber |
video, Updated, checked |
atoms, engineering, nuclear, energy |
Mirage |
video, free, ClosedCaptions, Updated |
critical thinking, refraction, weather, density, light, structure and function, waves |
Hunting with an Umbrella |
video, free, ClosedCaptions, Updated |
food web, arthropods, observation, animals, classification, investigations and experiments |
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 |
What Do Scientists Do? |
text page, free, learnalong, checked |
critical thinking, observation, classification, investigations and experiments |
States of Matter |
text page |
states of matter, observation, cycles, misconceptions, physical-chemical change |
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 |
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 |
Cool Water |
text page |
senses, critical thinking, thermal energy, body covering |
Are You Selectively Anti-Science? |
text page |
critical thinking, misconceptions |
A Class Science Project |
text page, free, checked |
science fair, Variables and controls, critical thinking, observation, investigations and experiments |
Boomerangs |
text page |
newton's laws, critical thinking, inertia, motion, engineering, gravity, structure and function, force and interactions, energy |
Why is a Full Moon So Bright? |
text page, free, checked |
cycles, model, reflection, light, moon |
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 |
Homemade Fossil Dig |
text page |
model, rocks, fossils |
Changing How We Look at Changing |
text page, free |
solution, states of matter, critical thinking, reaction, misconceptions, classification, physical-chemical change |
Creeping Carpets |
text page |
critical thinking, observation, model, motion, engineering, friction, structure and function, investigations and experiments, force and interactions |
Fish in a Bucket |
text page |
mass, density, gravity, measurement, investigations and experiments |
Dancing Raisins |
text page |
mass, solution, states of matter, observation, density, structure and function, water, force and interactions |
Toad in the Garden |
text page, photography, free |
taxonomy, vertebrates, amphibians, animals, classification |
Thoughts on a Science Fair Project, part 2 |
text page, free |
science fair, Variables and controls, critical thinking, information processing, misconceptions, investigations and experiments |
Is Gravity a Theory or a Law? |
text page, free |
gravity, hypothesis, theory, and law |