Boomerang
A boomerang is a curved, flat tool traditionally used for sport or hunting, designed to return to the thrower when thrown correctly.
Also known as: returning boomerang, sport boomerang
How big is it?
40 cm long
Also 15.75 in
Defined tip-to-tip span · defined specimen
Typical recorded range: 30 cm to 60 cm.

A little perspective
About the same scale as Ten-pin bowling pin.
Ten-pin bowling pin: A ten-pin bowling pin is a skittle-shaped target used in bowling, designed to be knocked down by a rolling ball.
Measurements, assumptions & sources +
Boomerang
A defined two-bladed returning boomerang 40 cm from tip to tip and 90 g. Throwing sticks and sporting boomerangs vary in outline; the curved flight path is not part of the measurement.
Encyclopaedia Britannica — Boomerang
The marked defined tip-to-tip span is calibrated. Unmeasured illustration details are representative.
Ten-pin bowling pin
A ten-pin bowling pin is specified at 15 inches (381 mm) high. The selected 1.59 kg mass lies within the permitted regulation range.
United States Bowling Congress — Equipment specifications
The marked regulation overall height is calibrated. Unmeasured illustration details are representative.
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Why this measurement?
Why we use 40 cm
For comparison, this page uses defined tip-to-tip span. This is labelled defined specimen: an explicit comparison model rather than a claim that every example has the same value. The recorded range is 30 cm to 60 cm.
A defined two-bladed returning boomerang 40 cm from tip to tip and 90 g. Throwing sticks and sporting boomerangs vary in outline; the curved flight path is not part of the measurement.
The marked horizontal span follows the named feature; transparent margins and unmeasured details do not alter it. How calibrated comparisons work →
Recorded properties
Boomerang dimensions and measurements
| Property | Selected value | Recorded range | Basis |
|---|---|---|---|
| 40 cm | 30 cm to 60 cm | defined specimen | |
| 90 g | 60 g to 150 g | defined specimen |
Around this scale
Go smaller. Go bigger.
These links use compatible length records, ordered around the selected value.
Nearest lower value · SportTen-pin bowling pin38.1 cmA ten-pin bowling pin is a skittle-shaped target used in bowling, designed to be knocked down by a rolling ball.
Around the same scale · Living thingsRabbit40 cmA rabbit is a herbivorous mammal with long ears and strong hind legs, often kept as a pet or found in grasslands and forests.
Nearest higher value · Everyday thingsA3 paper42 cmA3 paper is an ISO 216 paper format commonly used for drawings, diagrams and small posters.Sources and method
Want to check the number?
The source records and measurement method remain available for inspection.
- Encyclopaedia Britannica — BoomerangReturning-boomerang form and flight context; dimensions and mass are an explicit sporting specimen.
There’s always another scale






