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This free 3D CAD software is offered as a payment free download, but requires a one-time registration with DesignSpark.com to receive the latest community news and product promotions. To create engineering drawings in the same framework, a paid subscription to the DesignSpark Creator or Engineer plan is needed.
OpenSCAD is a free software application for creating solid 3D computer-aided design (CAD) objects. It is a script-only based modeller that uses its own description language; the 3D preview can be manipulated interactively, but cannot be interactively modified in 3D.
Download QR code; Print/export Download as PDF; Printable version; In other projects Wikimedia Commons; Wikidata item; ... Media in category "Playground equipment"
Most injuries on public playground equipment were associated with climbing equipment (53%), swings (19%), and slides (17%). Falls to the surface was a contributing factor in 79% of all injuries. On home equipment, 81% were associated with falls. In 1995, playground-related injuries among children ages 14 and younger cost an estimated $1.2 ...
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The surfaces are typically composed of thick, strong PVC or vinyl and nylon, and the castle is inflated using an electric or petrol-powered blower.The principle is one of constant leakage, meaning small punctures are not a problem – a medium-size "bouncy castle" requires a fan with a mechanical output of about two horsepower (about 1.5 kW) and consumes around 2 kW of electrical power ...
Consumer Product Safety Commission "Public Playground Safety Checklist" provides an open forum for the development of high-quality, market-relevant international standards used around the world. The International Play Equipment Manufactures Association is a member-driven resource for information on safe playground equipment and surfacing.
The free-throw line, where one stands while taking a foul shot, is located within the three-point arc at 15 feet from the plane of the backboard. A foul shot is worth 1 point, but if a shot is made from the foul line while in play it is still worth 2 points.