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en.wikipedia.org/wiki/Football_(ball)

The first games of Australian football were played with a round ball, because balls of that shape were more readily available. In 1860, Australian football pioneer Tom Wills argued that the oval rugby ball travelled further in the air and made for a more exciting game. It became customary in Australian football by the 1870s.

www.thefreedictionary.com/ball-shaped

Cimon, a free-flying ball-shaped robot with a smiling face, an appreciation of music and a vocabulary of more than 1,000 sentences, is set to join the crew of the International Space Station (ISS).

golf-info-guide.com/golf-tips/the-golf-swing/how-do-i-shape-the-golf-ball-on...

HOW DO I SHAPE THE GOLF BALL ON DEMAND? >> Shaping the golf ball can be a huge advantage when playing a round of golf.Shaping the golf ball is very important when you would like to position your drive off the tee so that you hit the best side of the fairway to make... – VOTED #1 GOLF SITE!

study.com/academy/answer/what-shape-is-a-tennis-ball.html

Question: What shape is a tennis ball? 3D Shapes: A 3-dimensional (or 3D) shape is defined as any shape or object that takes up space. Some common 3D shapes we identify in math are prisms, cubes ...

www.answers.com/Q/What_is_the_geometric_name_for_the_shape_of_a_soccer_ball

The name for a solid shape made out of that specific arrangement of hexagons and pentagons is known as a 'truncated icosohedron'. Once fully inflated, a ball is typically spherical in shape.

www.reference.com/math/geometric-shape-football-294c54c63c91f9b9

An American football is shaped like a prolate spheroid, a continuously curved three-dimensional object that is longer than it is around. Footballs used for the game of soccer are truncated icosahedrons, three-dimensional objects with 32 sides. Prolate spheroids and truncated icosahedrons both have their advantages as playing ball shapes.

www.quora.com/What-is-the-shape-of-a-ball-Is-it-spherical-or-a-circle

What is the shape of a ball? Is it spherical or a circle? In its simplest definition, a circle is a 2-dimensional closed shape in which all the points on a plane are equidistant from the center, that distance being the radius. Relevant to the ques...

livewell.jillianmichaels.com/soccer-balls-made-hexagons-4225.html

The Buckyball. The buckyball, or "buckminster" ball, is the name given to the most common type of soccer ball today. It's official shape name is a spherical polyhedron but it is affectionately known as the buckyball after Richard Buckminster Fuller, an architect who was trying to find a way to construct buildings with minimum materials, according to Soccer Ball World Website.

www.tupperware.com/shape-o-toy-4657.html

My old shape o ball from 198? Is still in operation at my parents house for the second generation. I bought one for our house and it is identical! Same size, same color, same shapes. My kids love it! I am thrilled!

en.wikipedia.org/wiki/Truncated_icosahedron

The truncated icosahedron was known to Archimedes who studied vertex-transitive polyhedra. However, that work was lost. Later, Johannes Kepler rediscovered and wrote about these solids, including the truncated icosahedron. The structure associated was described by Leonardo da Vinci.