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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
Feeling Sound Waves text page senses, cycles, model, sound, waves, force and interactions
Balloon Chase text page static electricity, electricity, attract/repel, investigations and experiments, force and interactions
Feeling the Pressure text page senses, critical thinking, pressure, gravity, measurement, water, force and interactions
Balloon Pairs text page critical thinking, engineering, pressure, structure and function, force and interactions, energy
Magnetic Lines? text page critical thinking, magnetism, misconceptions, force and interactions
Bernoulli Eggs text page critical thinking, motion, pressure, misconceptions, force and interactions
Marbles, Inertia, and Paper Plates text page, free newton's laws, critical thinking, inertia, observation, motion, friction, misconceptions, investigations and experiments, force and interactions
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
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
Boomerangs text page newton's laws, critical thinking, inertia, motion, engineering, gravity, structure and function, force and interactions, energy
Snow Rollers text page mass, critical thinking, observation, seasons, motion, properties, weather, friction, water cycle, structure and function, force and interactions, energy
Stirring Sand, part 2 text page newton's laws, inertia, observation, motion, density, investigations and experiments, force and interactions
Whistle Stick video, text page, blog, free, checked motion, engineering, structure and function, sound, waves, force and interactions
Sorting Salt and Pepper, How Many Ways? text page, free mass, solution, static electricity, Variables and controls, critical thinking, observation, motion, properties, density, engineering, friction, electricity, structure and function, attract/repel, investigations and experiments, mixture, force and interactions
Breathing Hot and Cold text page states of matter, Variables and controls, critical thinking, observation, thermal energy, engineering, respiratory system, information processing, structure and function, misconceptions, human body, investigations and experiments, water, force and interactions
Cat Twisting text page kinetic/potential, mass, newton's laws, adaptation, critical thinking, inertia, behavior, model, motion, muscular system, mammals, misconceptions, safety, anatomy, force and interactions, energy
Cat Wiggles text page kinetic/potential, adaptation, vertebrates, behavior, model, muscular system, engineering, mammals, structure and function, skeletal system, anatomy, force and interactions, energy
Catching Money text page kinetic/potential, mass, newton's laws, inertia, motion, muscular system, structure and function, skeletal system, force and interactions
Collapsing Tent text page pressure, force and interactions, energy
421 photo challenge tectonics, force and interactions

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