The Venturi effect
Popping balloons in baloons, presure testing
A bell that sounds two notes at once (multi-modal vibrations)
Plate resonance experiments
Gyro effect explainedwithout math
Tippe top
the self-inverting spinning top
The Hui game Alsoknown as gee-haw stick
How DC motors and universal motors work
How induction motors work
Wet rotor synchronous dishwasher motor
Shooting stuff with supersonic M&M candies (Mach 1.1)
Measure R-values with infrared thermometer
How efficient is a refridgerator heat pump? Experiments
Measuring RPM with a spectrum analyzer (video only)
How crowned pulleys
The surprisingly complex nature of air flow in front of a fan
Working out optimal fan placement to vent out house
Mini tornado experiment
2 x 45° elbow vs. 90° elbow air resistance test
Effect of hoses on dust collector air flow
Vacuum clamping: measuring suction spread
Blower impeller
and housing shape experiments
Photographing
The physics of bandsaw resawing
Kitchen chemistry experiment
Helical glass cut experiment
Magnetic repulsion lifts graphite (video only)
Magformer magnet polarity tricks (video only)
The mysterious leaking dehumidifier
Graphing lissajous pendulum swing
Spontaneous flash freeze experiments (video only)
Using a utility electricity meter to measure appliance power usage
How impact drivers prevent screw cam-out (video only)
Boiled egg hardness tester
Monitoring power use with temperature sensors
Inductive current measuring using Raspbery Pi
Measuring welder current with a computer