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Welcome to Bowling's Best and Most Comprehensive Technical Resource!

Ready to improve your bowling and have your best season yet? From in-depth instructional articles to the world's best bowling ball testing and review program, we've got your game covered from all angles.

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Visualizing Oil Patterns in 3D – Part 1
Pin Perspectives: Bowlers Say the Strangest Things!
Coach, I’ve Got a Question! – July 2025
The BTM Book Report: ‘The Book of Joe’
What I’ve Learned as a College Bowling Coach
Robot vs. Coach – Part 1
One Elite Frame at a Time
One Elite Frame at a Time

Bowling Ball Reviews

DV8 Severe Collision

DV8 Severe Collision

The Severe Collision uses the same asymmetrical Collision weight block as all of the previous Collision releases. The change, of course, comes in the coverstock, with this ball using the...

Ebonite Entity

Ebonite Entity

The Entity is the new Pro Performance release from Ebonite for the end of summer 2025. This ball features the new asymmetrical Entity core shape, which has a medium RG...

Roto Grip Gremlin

Roto Grip Gremlin

The Gremlin rolls into the HP3 line for Roto Grip just in time for the fall 2025 season. This ball features the new Rondure MaxD asymmetrical weight block. It has...

Motiv Supra Clutch

Motiv Supra Clutch

The Supra Clutch is the latest installment in the Supra line for Motiv. With the discontinuation of the Supra GT, it is currently the only Supra ball in the lineup....

Hammer Anger Solid

Hammer Anger Solid

The Anger Solid shares the Modified Infamous symmetrical core shape with the original Anger, and it is paired with the Semtex Solid coverstock that was last used on the Hazmat Solid. It comes...

Hammer Bubblegum Vibe

Hammer Bubblegum Vibe

Hammer's new Bubblegum Vibe features an HK22-based version of the CT Max Pearl coverstock. This hot pink ball uses the symmetrical Vibe core, as seen in many previous Vibe releases....

Brunswick Ethos Solid

Brunswick Ethos Solid

The Brunswick Ethos Solid is the third entry into the Ethos line. It uses the same symmetrical Ethos core shape as the previous two Ethos releases, which gives it an...

Featured Articles

The 10 Exercises That Every Bowler Should Do

The 10 Exercises That Every Bowler Should Do

By Heather Sterner

Over the years, I think the most common question to pop up in my inbox is, “What exercises should I do to improve my bowling game?” I have always struggled...

An Introduction to Axis Rotation and Axis Tilt

An Introduction to Axis Rotation and Axis Tilt

By Bill Sempsrott

Almost every day, I feel like I see or hear something that is completely incorrect about axis rotation or axis tilt. Sometimes, people just mix up the two terms and...

The Fundamentals of Target Line Adjustments

The Fundamentals of Target Line Adjustments

By Bill Sempsrott

There are dozens of possible adjustments that we as bowlers can make to change where and how our bowling balls are entering the pocket. The first adjustment we typically learn—usually...

Using Urethane Effectively

Using Urethane Effectively

By Tyrel Rose

Should I be using a urethane ball? It's a question that many bowlers find themselves asking, given how popular urethane has become at the highest levels of the sport. At...

Troubleshooting and Fixing Thumb Exit Problems

Troubleshooting and Fixing Thumb Exit Problems

By Tyrel Rose

One of the most complicated issues to fix in bowling is the concept of “clearing the thumb." This refers to how consistently your thumb exits the ball as part of...

Improving Release Consistency

Improving Release Consistency

By Juha Maja

What does it mean to have a consistent release? Many bowlers want a "better" release and point to having more revs and more consistency. Taking the revolutions out of the...

Kegel Training Center

One Frame at a Time

Bowling Unleashed

Tyrel Rose Remote Coaching

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