| B+50+35 | Xylophone. | 2019-05-02 |
| A+12+5 | Weighted wood block dragged horizontally by force sensor. | 2019-02-12 |
| A+14+0 | Weight on a vertical spring with markers on stand. | 2019-02-21 |
| A+14+0 | Weight on a vertical spring with markers on stand. | 2019-02-07 |
| A+14+0 | Weight on a vertical spring with markers on stand. | 2019-02-26 |
| A+14+0 | Weight on a vertical spring with markers on stand. | 2019-02-14 |
| A+14+0 | Weight on a vertical spring with markers on stand. | 2019-02-19 |
| A+50+5 | Water projector: Adjustable angle water jet in front of grid. | 2019-01-31 |
| C+25+40 | Water in vertical standpipe with holes at different heights. | 2019-04-16 |
| C+25+40 | Water in vertical standpipe with holes at different heights. | 2019-04-11 |
| C+30+68 | Vacuum Cannon | 2019-04-16 |
| C+30+68 | Vacuum Cannon | 2019-04-18 |
| C+30+68 | Vacuum Cannon | 2019-04-11 |
| A+25+0 | Two disks, one weighted in center and other on rim, roll down ramp. | 2019-03-12 |
| A+25+0 | Two disks, one weighted in center and other on rim, roll down ramp. | 2019-03-14 |
| B+10+2 | Torsion pendulum with removable weights. | 2019-04-23 |
| A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2019-03-07 |
| A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2019-02-28 |
| A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2019-03-05 |
| C+30+70 | The weight of air. | 2019-04-11 |
| C+30+70 | The weight of air. | 2019-04-16 |
| A+15+0 | The Cavendish experiment: Model and actual apparatus to show. | 2019-02-28 |
| A+20+5 | Tablecloth yanked out from under dishes. | 2019-02-12 |
| A+0+47 | Swing water in a bucket. | 2019-02-14 |
| B+10+1 | Simple pendulum: Ball on a string. | 2019-04-18 |
| B+10+1 | Simple pendulum: Ball on a string. | 2019-04-23 |
| B+50+20 | Set of eight organ pipes to make a major scale. | 2019-05-02 |
| B+25+10 | Rubber rope stretched across front of room. | 2019-04-25 |
| B+25+10 | Rubber rope stretched across front of room. | 2019-04-30 |
| B+25+10 | Rubber rope stretched across front of room. | 2019-05-02 |
| A+30+10 | Rotational inertia device: Sliding weights on rotating rod. | 2019-03-19 |
| A+30+10 | Rotational inertia device: Sliding weights on rotating rod. | 2019-03-21 |
| A+30+10 | Rotational inertia device: Sliding weights on rotating rod. | 2019-04-02 |
| A+30+15 | Rotating chair with dumbbells or weighted bicycle wheel. | 2019-03-19 |
| A+30+15 | Rotating chair with dumbbells or weighted bicycle wheel. | 2019-03-21 |
| A+70+20 | Rope with slug(unit of mass) in center is lifted from ends. | 2019-02-05 |
| A+70+20 | Rope with slug(unit of mass) in center is lifted from ends. | 2019-01-31 |
| A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2019-04-09 |
| A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2019-03-21 |
| A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2019-03-07 |
| A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2019-03-14 |
| A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2019-04-04 |
| A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2019-03-12 |
| A+50+20 | Rocket is filled with water and compressed air and launched vertically. | 2019-03-07 |
| A+50+20 | Rocket is filled with water and compressed air and launched vertically. | 2019-03-12 |
| A+35+25 | Plastic pucks on air table. | 2019-03-07 |
| B+20+15 | One tuning fork with tuned cavity, drives another. | 2019-05-02 |
| A+50+10 | Monkey and the hunter. | 2019-01-29 |
| A+25+5 | Moment of inertia: Hoop or disk rotated by falling weight. | 2019-03-14 |
| A+25+5 | Moment of inertia: Hoop or disk rotated by falling weight. | 2019-03-12 |
| B+10+0 | Mass on a spring. | 2019-04-30 |
| B+10+0 | Mass on a spring. | 2019-04-18 |
| B+10+0 | Mass on a spring. | 2019-04-23 |
| B+10+0 | Mass on a spring. | 2019-04-25 |
| A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2019-02-21 |
| A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2019-02-26 |
| A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2019-02-14 |
| A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2019-03-14 |
| A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2019-03-12 |
| A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2019-02-19 |
| B+35+0 | Large wood model of a double slit with hinged waves. | 2019-05-02 |
| A+30+45 | Large gyroscope in a suitcase. | 2019-03-21 |
| B+10+20 | Large damped oscillator (mass on spring) with various damping disks. | 2019-04-25 |
| B+35+10 | Interference of sound waves from two speakers, same generator. | 2019-05-02 |
| C+30+52 | Interconnected set of glass vases of different shapes. | 2019-04-09 |
| C+30+52 | Interconnected set of glass vases of different shapes. | 2019-04-11 |
| C+30+10 | Hydraulic jack with pressure gauge, breaks 2"x 2" piece of wood. | 2019-04-11 |
| A+30+30 | Gyroscopes; various. | 2019-03-19 |
| A+30+30 | Gyroscopes; various. | 2019-03-21 |
| A+30+30 | Gyroscopes; various. | 2019-04-02 |
| A+30+30 | Gyroscopes; various. | 2019-04-04 |
| C+25+11 | Glass standpipes with a constriction. Similar to C+25+10. | 2019-04-16 |
| C+25+11 | Glass standpipes with a constriction. Similar to C+25+10. | 2019-04-18 |
| C+25+11 | Glass standpipes with a constriction. Similar to C+25+10. | 2019-04-11 |
| A+14+5 | Force table: Forces on a car on a horizontal table. | 2019-02-07 |
| A+14+5 | Force table: Forces on a car on a horizontal table. | 2019-01-31 |
| A+14+5 | Force table: Forces on a car on a horizontal table. | 2019-02-05 |
| A+60+5 | Force on hinged beam measured with transducer. | 2019-04-09 |
| A+60+5 | Force on hinged beam measured with transducer. | 2019-04-04 |
| B+20+20 | Film : "Tacoma Narrows bridge collapse",silent, 4 min. | 2019-04-25 |
| B+20+20 | Film : "Tacoma Narrows bridge collapse",silent, 4 min. | 2019-04-23 |
| A+35+10 | Elastic collisions: Five hanging balls and two unequal hanging balls. | 2019-03-07 |
| A+35+10 | Elastic collisions: Five hanging balls and two unequal hanging balls. | 2019-03-05 |
| A+50+0 | Dropped and shot balls hit bench simultaneously. | 2019-01-24 |
| A+50+0 | Dropped and shot balls hit bench simultaneously. | 2019-01-29 |
| A+55+10 | Cycloid disk draws path on chalkboard. | 2019-03-14 |
| A+55+10 | Cycloid disk draws path on chalkboard. | 2019-03-12 |
| C+30+65 | Collapse 1 gallon metal can with vacuum pump. | 2019-04-09 |
| C+30+65 | Collapse 1 gallon metal can with vacuum pump. | 2019-04-11 |
| A+60+32 | Center of gravity (toy) objects. | 2019-04-04 |
| A+60+32 | Center of gravity (toy) objects. | 2019-04-09 |
| A+20+0 | Card snapped from under a weight by a leaf spring. | 2019-02-12 |
| A+5+20 | Bowling ball pendulum swings back to nose. | 2019-02-21 |
| A+5+20 | Bowling ball pendulum swings back to nose. | 2019-04-23 |
| A+12+0 | Blocks, with various surfaces slide on an inclined plane. | 2019-02-12 |
| A+14+1 | Block pulled horizontally by a spring. | 2019-02-12 |
| A+80+40 | Block and tackle: Bosun's chair. | 2019-02-21 |
| B+20+30 | Beaker is broken by sound from speaker. | 2019-04-25 |
| A+35+0 | Balls of equal and unequal mass on strings, separated by a leaf spring. | 2019-03-05 |
| A+50+35 | Ballistics car: Ball ejected from rolling car drops back in. | 2019-01-24 |
| A+50+35 | Ballistics car: Ball ejected from rolling car drops back in. | 2019-01-29 |
| A+5+0 | Ball on string mounts on blackboard and pivots on lower rod. | 2019-02-19 |
| A+5+0 | Ball on string mounts on blackboard and pivots on lower rod. | 2019-02-21 |
| A+5+0 | Ball on string mounts on blackboard and pivots on lower rod. | 2019-02-14 |
| A+0+10 | Atwood machine: Unbalanced weights on a pulley accelerate slowly. | 2019-02-05 |
| C+30+20 | Archimedes' principle: Fish submerged in water on balance beam. | 2019-04-16 |
| C+30+20 | Archimedes' principle: Fish submerged in water on balance beam. | 2019-04-11 |
| C+30+25 | Archimedes' principle: Aluminum and brass cylinders. | 2019-04-16 |
| A+60+40 | Anatomical models: Skull, Arm, Leg | 2019-04-09 |
| A+60+40 | Anatomical models: Skull, Arm, Leg | 2019-04-04 |
| A+35+35 | Airtrack: Long track with two gliders coupled by a spring hoop. | 2019-03-07 |
| A+35+35 | Airtrack: Long track with two gliders coupled by a spring hoop. | 2019-02-28 |
| A+35+35 | Airtrack: Long track with two gliders coupled by a spring hoop. | 2019-03-05 |
| B+35+5 | Acoustic interference with Quincke (trombone) tube and sonalert. | 2019-05-02 |
| A+0+20 | Acceleration of a steel ball down an inclined plane with metronome. | 2019-01-22 |
| A+0+20 | Acceleration of a steel ball down an inclined plane with metronome. | 2019-01-24 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2019-01-24 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2019-02-07 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2019-01-29 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2019-02-26 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2019-02-14 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2019-04-23 |
| A+0+35 | A ball swung on a string held by a sleeve. | 2019-02-05 |
| A+35+16 | .22 rifle fires vertically, bullet lifts small wood cylinder. | 2019-03-05 |
| A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2019-01-31 |
