| B+15+5 | Wilberforce pendulum: Oscillates between rotation and up-down. | 2015-04-13 |
| A+12+5 | Weighted wood block dragged horizontally by force sensor. | 2015-02-06 |
| A+12+5 | Weighted wood block dragged horizontally by force sensor. | 2015-02-09 |
| A+14+0 | Weight on a vertical spring with markers on stand. | 2015-02-02 |
| A+14+0 | Weight on a vertical spring with markers on stand. | 2015-02-25 |
| A+14+0 | Weight on a vertical spring with markers on stand. | 2015-02-27 |
| A+14+0 | Weight on a vertical spring with markers on stand. | 2015-03-02 |
| A+50+5 | Water projector: Adjustable angle water jet in front of grid. | 2015-01-28 |
| C+25+40 | Water in vertical standpipe with holes at different heights. | 2015-03-30 |
| C+25+35 | Video camera shows fluid flow around various objects. | 2015-04-01 |
| C+25+35 | Video camera shows fluid flow around various objects. | 2015-04-03 |
| C+25+35 | Video camera shows fluid flow around various objects. | 2015-04-06 |
| C+25+35 | Video camera shows fluid flow around various objects. | 2015-04-08 |
| A+70+5 | Vector arrows of various sizes and colors fit in wooden bases. | 2015-01-26 |
| A+70+5 | Vector arrows of various sizes and colors fit in wooden bases. | 2015-03-09 |
| A+70+5 | Vector arrows of various sizes and colors fit in wooden bases. | 2015-03-11 |
| C+30+68 | Vacuum Cannon | 2015-03-20 |
| C+30+68 | Vacuum Cannon | 2015-03-30 |
| C+25+30 | Two roof models, hinged, placed in wind stream. | 2015-04-08 |
| B+15+10 | Two pendulums on a frame of flexible steel. | 2015-04-13 |
| A+25+0 | Two disks, one weighted in center and other on rim, roll down ramp. | 2015-03-13 |
| A+65+0 | Twisting a rod with one end fixed and the other hung with weights. | 2015-03-06 |
| A+65+0 | Twisting a rod with one end fixed and the other hung with weights. | 2015-03-09 |
| B+10+60 | Tuning forks, various. | 2015-04-10 |
| B+10+60 | Tuning forks, various. | 2015-04-20 |
| B+50+25 | Tunable organ pipe. | 2015-04-22 |
| C+30+40 | Torricelli Barometer: Column of mercury in bell jar. | 2015-04-01 |
| C+30+40 | Torricelli Barometer: Column of mercury in bell jar. | 2015-03-30 |
| A+65+10 | Torque wrench to demonstrate. | 2015-03-06 |
| A+65+10 | Torque wrench to demonstrate. | 2015-03-09 |
| A+65+10 | Torque wrench to demonstrate. | 2015-03-16 |
| A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2015-03-04 |
| A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2015-03-06 |
| A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2015-02-20 |
| D+70+6 | Thermoelectric fan: Fan runs off of hot and cold water. | 2015-04-27 |
| C+30+70 | The weight of air. | 2015-03-20 |
| A+15+0 | The Cavendish experiment: Model and actual apparatus to show. | 2015-01-30 |
| A+20+5 | Tablecloth yanked out from under dishes. | 2015-01-30 |
| A+0+47 | Swing water in a bucket. | 2015-02-11 |
| B+25+20 | Suspended slinky on threads for compression wave. | 2015-04-20 |
| C+55+25 | Stoekle's apparatus: Heated tube with mercury and glass bits. | 2015-04-27 |
| B+50+50 | Sonometer: Resonant chamber with bowed strings (2). | 2015-04-22 |
| B+65+0 | Sonalert swung on the end of a string. | 2015-04-20 |
| B+10+1 | Simple pendulum: Ball on a string. | 2015-03-04 |
| B+10+1 | Simple pendulum: Ball on a string. | 2015-01-19 |
| B+10+1 | Simple pendulum: Ball on a string. | 2015-02-23 |
| B+10+1 | Simple pendulum: Ball on a string. | 2015-01-21 |
| B+10+1 | Simple pendulum: Ball on a string. | 2015-03-06 |
| B+10+1 | Simple pendulum: Ball on a string. | 2015-02-25 |
| B+10+1 | Simple pendulum: Ball on a string. | 2015-04-13 |
| B+20+25 | Set of three coupled inverted pendulums on wood base. | 2015-04-13 |
| B+50+20 | Set of eight organ pipes to make a major scale. | 2015-04-22 |
| B+25+10 | Rubber rope stretched across front of room. | 2015-04-15 |
| B+25+10 | Rubber rope stretched across front of room. | 2015-04-17 |
| B+25+10 | Rubber rope stretched across front of room. | 2015-04-20 |
| B+25+10 | Rubber rope stretched across front of room. | 2015-04-22 |
| A+60+37 | Rotation about the center of mass: Object to throw. | 2015-03-13 |
| A+60+37 | Rotation about the center of mass: Object to throw. | 2015-02-18 |
| A+60+37 | Rotation about the center of mass: Object to throw. | 2015-02-20 |
| A+0+57 | Rotating loop of chain rolls across bench. | 2015-02-11 |
| A+30+15 | Rotating chair with dumbbells or weighted bicycle wheel. | 2015-03-13 |
| A+30+15 | Rotating chair with dumbbells or weighted bicycle wheel. | 2015-03-16 |
| A+70+20 | Rope with slug(unit of mass) in center is lifted from ends. | 2015-02-02 |
| A+70+20 | Rope with slug(unit of mass) in center is lifted from ends. | 2015-02-04 |
| A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2015-03-11 |
| A+50+27 | Rocket using a CO2 Fire Extinguisher: Newton's 3rd Law. | 2015-02-02 |
| A+50+27 | Rocket using a CO2 Fire Extinguisher: Newton's 3rd Law. | 2015-02-04 |
| A+14+15 | Precision lever: Balance beam on stand plus weight set. | 2015-03-16 |
| A+14+15 | Precision lever: Balance beam on stand plus weight set. | 2015-03-18 |
| A+35+25 | Plastic pucks on air table. | 2015-01-30 |
| A+12+10 | Plank oscillates on oppositely rotating bicycle wheels. | 2015-02-09 |
| A+12+10 | Plank oscillates on oppositely rotating bicycle wheels. | 2015-02-06 |
| C+70+50 | Piston and cylinder compress/expand air measuring temp. and pressure. | 2015-04-29 |
| C+30+50 | Pascal's vases: Water in removable vases with pressure gauge. | 2015-04-03 |
| C+30+50 | Pascal's vases: Water in removable vases with pressure gauge. | 2015-03-30 |
| C+22+10 | Operating Sterling cycle engine, gas powered. | 2015-05-01 |
| B+20+15 | One tuning fork with tuned cavity, drives another. | 2015-04-13 |
| A+50+10 | Monkey and the hunter. | 2015-01-26 |
| A+50+10 | Monkey and the hunter. | 2015-01-28 |
| A+30+0 | Minor's apparatus: Movable discs rotated by falling weight. | 2015-03-13 |
| A+60+0 | Meterstick suspended in mid-air by horizontal strings and weights. | 2015-03-16 |
| A+60+0 | Meterstick suspended in mid-air by horizontal strings and weights. | 2015-03-18 |
| C+55+10 | Mechanical model of a gas: Vibrating balls strike piston on OHP. | 2015-03-20 |
| C+55+10 | Mechanical model of a gas: Vibrating balls strike piston on OHP. | 2015-03-30 |
| C+35+0 | Mechanical equivalent of heat: Aluminum cylinder, crank, rope with 5 kg weight and large LED display. | 2015-04-29 |
| B+60+5 | Measurement of speed of sound with microphone, speaker, oscilloscope. | 2015-04-20 |
| A+30+5 | Maxwell's wheel: Flywheel with axle, supported on strings or stand. | 2015-03-13 |
| B+10+0 | Mass on a spring. | 2015-04-10 |
| B+10+0 | Mass on a spring. | 2015-04-13 |
| C+30+5 | Magdeburg's hemispheres(cast iron) evacuated, can't be separated. | 2015-03-20 |
| A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2015-02-23 |
| A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2015-03-13 |
| A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2015-03-16 |
| C+65+2 | Light the Match. | 2015-04-24 |
| A+30+45 | Large gyroscope in a suitcase. | 2015-03-16 |
| B+10+20 | Large damped oscillator (mass on spring) with various damping disks. | 2015-04-13 |
| A+60+30 | Irregular shapes to determine center of mass using plumb bob. | 2015-02-20 |
| A+60+30 | Irregular shapes to determine center of mass using plumb bob. | 2015-02-18 |
| C+30+80 | Inversion table and blood pressure monitor | 2015-04-01 |
| C+30+80 | Inversion table and blood pressure monitor | 2015-03-30 |
| C+30+52 | Interconnected set of glass vases of different shapes. | 2015-03-30 |
| C+30+10 | Hydraulic jack with pressure gauge, breaks 2"x 2" piece of wood. | 2015-03-30 |
| C+30+10 | Hydraulic jack with pressure gauge, breaks 2"x 2" piece of wood. | 2015-04-01 |
| C+20+15 | Hot air balloon: Dry cleaner bag over Bunsen burner rises to ceiling. | 2015-04-24 |
| C+20+0 | Heat water in "O" shaped tube adding a dye. | 2015-04-24 |
| D+15+11 | Hand-cranked DC generator powers 120 volt lamp. | 2015-03-02 |
| D+15+11 | Hand-cranked DC generator powers 120 volt lamp. | 2015-03-04 |
| C+25+10 | Glass standpipes: Water flows through tube, heights vary. | 2015-04-03 |
| C+25+10 | Glass standpipes: Water flows through tube, heights vary. | 2015-04-06 |
| C+25+15 | Glass aspirator: Compressed air draws colored water up glass tube. | 2015-04-06 |
| B+45+5 | Giant tuning fork, barely audible, displayed with stroboscope. | 2015-04-20 |
| B+30+5 | Fourier decomposition: microphone and oscilloscope. | 2015-04-20 |
| B+10+70 | Four pendulums on rod: Same mass, different lengths. | 2015-04-13 |
| B+10+72 | Four pendulums on rod: Same length, different masses. | 2015-03-06 |
| B+10+72 | Four pendulums on rod: Same length, different masses. | 2015-04-13 |
| A+14+10 | Force table: Forces on a car on an adjustable inclined plane. | 2015-02-04 |
| A+14+5 | Force table: Forces on a car on a horizontal table. | 2015-02-02 |
| C+25+0 | Flettner rotorcar blown with fan. | 2015-04-03 |
| C+25+0 | Flettner rotorcar blown with fan. | 2015-04-06 |
| A+0+56 | Flattening of the earth: Rotating brass hoops. | 2015-02-11 |
| B+20+20 | Film : "Tacoma Narrows bridge collapse",silent, 4 min. | 2015-04-15 |
| C+22+0 | Engine models: Steam, 4-cycle Otto. | 2015-05-01 |
| A+35+10 | Elastic collisions: Five hanging balls and two unequal hanging balls. | 2015-03-04 |
| A+35+10 | Elastic collisions: Five hanging balls and two unequal hanging balls. | 2015-03-06 |
| A+35+10 | Elastic collisions: Five hanging balls and two unequal hanging balls. | 2015-02-18 |
| A+50+0 | Dropped and shot balls hit bench simultaneously. | 2015-01-23 |
| B+20+0 | Driven harmonic oscillator: Motor driven mass on spring. | 2015-04-15 |
| A+60+25 | Disk (weighted off-center) rolls up inclined plane. | 2015-02-20 |
| B+10+30 | Damped oscillations: Flat steel spring with removable weights. | 2015-04-10 |
| B+10+30 | Damped oscillations: Flat steel spring with removable weights. | 2015-04-13 |
| A+55+10 | Cycloid disk draws path on chalkboard. | 2015-03-09 |
| A+55+10 | Cycloid disk draws path on chalkboard. | 2015-03-11 |
| A+0+25 | Cork float accelerometer: Cork and water in sealed flask. | 2015-01-30 |
| C+15+4 | Computer demo: Conductivity (see C+15+3), runs 5 min. | 2015-04-24 |
| C+25+16 | Compressed air through funnel sucks in ball. | 2015-04-03 |
| C+25+17 | Compressed air attracts card with pin to holder. | 2015-04-03 |
| C+30+65 | Collapse 1 gallon metal can with vacuum pump. | 2015-03-20 |
| C+70+60 | CO2 fire extinguisher: Expanding gas freezes into snow. | 2015-04-29 |
| B+55+5 | Chladni's disc: Bowed disk forms patterns in sprinkled salt. | 2015-04-22 |
| B+55+5 | Chladni's disc: Bowed disk forms patterns in sprinkled salt. | 2015-04-24 |
| C+70+85 | Charles' Law: At constant P, Volume is proportional to Temperature. | 2015-05-01 |
| B+5+0 | Chaotic pendulum. | 2015-01-19 |
| B+5+0 | Chaotic pendulum. | 2015-01-21 |
| A+20+0 | Card snapped from under a weight by a leaf spring. | 2015-01-30 |
| A+0+50 | Candles rotating about an axis. | 2015-02-11 |
| C+55+15 | Brownian motion: Smoke particles viewed using TV camera. | 2015-04-27 |
| C+55+20 | Brownian motion: Like C+55+0, with an aluminum disk added. | 2015-04-27 |
| C+55+55 | Breathe helium, voice pitch rises; breathe SF6, voice pitch lowers. | 2015-04-24 |
| A+20+10 | Breaking thread above and below weight. | 2015-02-02 |
| B+25+15 | Brass spring on white plastic sheet. | 2015-04-22 |
| A+5+20 | Bowling ball pendulum swings back to nose. | 2015-02-25 |
| A+5+20 | Bowling ball pendulum swings back to nose. | 2015-04-15 |
| C+15+1 | Boiling water in paper cup; cup does not burn. | 2015-04-24 |
| A+12+0 | Blocks, with various surfaces slide on an inclined plane. | 2015-02-09 |
| A+12+0 | Blocks, with various surfaces slide on an inclined plane. | 2015-02-27 |
| A+12+0 | Blocks, with various surfaces slide on an inclined plane. | 2015-02-06 |
| A+14+1 | Block pulled horizontally by a spring. | 2015-02-25 |
| A+80+40 | Block and tackle: Bosun's chair. | 2015-03-18 |
| A+80+40 | Block and tackle: Bosun's chair. | 2015-03-20 |
| C+25+5 | Bernoulli's principle: Ball suspended in air stream. | 2015-04-03 |
| C+25+5 | Bernoulli's principle: Ball suspended in air stream. | 2015-04-06 |
| B+45+15 | Bell ringing in a jar evacuated with pump. | 2015-04-20 |
| A+20+20 | Bed of nails | 2015-01-30 |
| B+35+20 | Beats with tuning forks on tuned cavities. | 2015-04-24 |
| B+35+20 | Beats with tuning forks on tuned cavities. | 2015-04-22 |
| B+20+30 | Beaker is broken by sound from speaker. | 2015-04-15 |
| A+35+0 | Balls of equal and unequal mass on strings, separated by a leaf spring. | 2015-02-18 |
| A+50+35 | Ballistics car: Ball ejected from rolling car drops back in. | 2015-01-26 |
| A+35+17 | Ballistic pendulum: Suspended .22 rifle fires into suspended block. | 2015-02-18 |
| A+5+0 | Ball on string mounts on blackboard and pivots on lower rod. | 2015-02-25 |
| A+0+10 | Atwood machine: Unbalanced weights on a pulley accelerate slowly. | 2015-02-04 |
| C+30+20 | Archimedes' principle: Fish submerged in water on balance beam. | 2015-03-30 |
| C+30+20 | Archimedes' principle: Fish submerged in water on balance beam. | 2015-04-01 |
| A+35+35 | Airtrack: Long track with two gliders coupled by a spring hoop. | 2015-02-20 |
| B+35+5 | Acoustic interference with Quincke (trombone) tube and sonalert. | 2015-04-22 |
| A+0+20 | Acceleration of a steel ball down an inclined plane with metronome. | 2015-01-23 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2015-04-15 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2015-02-09 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2015-02-11 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2015-02-25 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2015-02-27 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2015-01-28 |
| A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2015-01-23 |
