Tools & experiments
Small ideas made interactive
practical planners and curious calculations
Explore
Available tools
Time Dilation
Calculate how long the older of two people would need to travel
at relativistic speed until both are the same age.
Flurverkleidung
Plan wall panelling dimensions, colours and field geometry in an
interactive drawing. Tool in German.
Car Cost Comparison
Compare monthly, annual and per-kilometre vehicle costs including
standing costs, depreciation and fuel.
Power Stroke Distance
Calculate how far a vehicle travels between consecutive power
strokes across all cylinders of its engine.
Centrifuge Physics
Translate RCF into speed, force, momentum and energy, then compare
it with familiar objects.
Berkel
Compare blade speed and ideal tangential force of Red Line slicers and your own machine. Tool in German and English.