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  2. PowerSwim - Wikipedia

    en.wikipedia.org/wiki/PowerSwim

    Aqueon is or was a similar device to PowerSwim.California Institute of Technology graduate Calvin "Cal" Gongwer began work on improvements to human propulsion through water in the 1950s and established Innerspace Corporation, an aquatic propulsion company which specialized in submersible thrusters at the time.

  3. Inflatable armbands - Wikipedia

    en.wikipedia.org/wiki/Inflatable_armbands

    A child swimming with inflatable armbands. Inflatable armbands, usually referred to as simply armbands, water wings, swimmies, or floaties, are swim aids designed to help a wearer float in water and learn to swim. [1] Inflatable armbands are typically cylindrical, inflatable plastic bands that are inflated and worn on the upper arms.

  4. Swimming machine - Wikipedia

    en.wikipedia.org/wiki/Swimming_machine

    A swimming machine, also known as a resistance swimming apparatus, is a self-contained device powered by a pump, designed to facilitate stationary swimming for athletes or recreational users. This can be achieved by either propelling water past the swimmer or providing support for the swimmer, either within a water environment or on dry land. [1]

  5. Swimming lessons - Wikipedia

    en.wikipedia.org/wiki/Swimming_lessons

    Level 2 Fahrtenschwimmer (trail swimmer—badge with two waves and a silver pin) requires 15 minutes of swimming, dive jump or jump from 3-metre (10-foot) height, 10 metres (11 yards) of swimming underwater, pickup of a thick object from deep water (2 m [6.6 ft] water, 2.5 kg [5.5 lb] weight), 50 metres (55 yards) of back crawl, and 10 rules of ...

  6. Hexagonal water - Wikipedia

    en.wikipedia.org/wiki/Hexagonal_water

    This is an accepted version of this page This is the latest accepted revision, reviewed on 8 September 2024. Term in marketing scam For the water surface phenomenon, see Exclusion zone (physics). For the six-sided shape freezing water takes in nature, see snowflake. Hexagonal water, also known as gel water, structured water, cluster water, H3O2 or H 3 O 2 is a term used in a marketing scam ...

  7. Pool float - Wikipedia

    en.wikipedia.org/wiki/Pool_float

    A swimming float, commonly known as pool float or floaty, is a device used for toddlers or other very young children who are beginning to learn how to swim, or during exercise for therapeutic or training purposes. These devices, which come in many shapes and types, are used to aid them with buoyancy, or for floating on for fun.

  8. Aquatic timing system - Wikipedia

    en.wikipedia.org/wiki/Aquatic_timing_system

    Touchpad used in swimming timing systems. Aquatic timing systems are designed to automate the process of timing, judging, and scoring in competitive swimming and other aquatic sports, including diving, water polo, and synchronized swimming. [1]

  9. Resistance swimming - Wikipedia

    en.wikipedia.org/wiki/Resistance_swimming

    Another form of resistance swimming is that in which the swimmer is unrestrained and the water is set in motion by means of mechanical devices, such as jets, propellers or paddle wheels. Such an apparatus is also known as a countercurrent swimming machine , of which a number are presently available commercially.