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Foundation Pattern

The simplest
pattern contains
everything.

Siteswap 3. Three objects, two hands, one repeating arc. Every other juggling pattern is a variation, extension, or interruption of this one. Learn the cascade and you learn the grammar of all juggling.

The notation

What the 3 means.

Siteswap is a mathematical notation for juggling patterns invented independently in 1985 by multiple jugglers. The number assigned to each throw represents how many beats elapse before that object is thrown again. A 3 means: throw it, wait 3 beats, it comes back to a hand. In a cascade, every throw is a 3.

The elegance is in the implication. If every throw is a 3, then at any given moment, exactly one object is in each hand and one is in the air. The pattern is in a constant state of managed transition. Nothing is ever stationary for more than a beat.

The figure eight

In a three-ball cascade, the balls travel in a figure-eight path. The right hand always throws to the left. The left hand always throws to the right. The crossing point at the center is where the pattern lives - the moment where everything is simultaneously in transition.

You are the center of the figure eight. Not moving through it - holding it. The pattern does not happen to you. It is built around you. The juggler's position is the origin point from which all arcs are defined.

Read: The Cascade as a Distributed System
Inside and outside the pattern

Solo cascade. Club pass. Two completely different things.

In a solo cascade, you own all three objects. You control every throw, every arc, every catch. The feedback loop is instant and private. Drop it - you know immediately. Recovery is your own responsibility and your own resource.

In a club passing pattern, the throws that cross between jugglers are shared contracts. You can not recover a bad pass on your own. The throw left your hand. What happens next is determined by the protocol both of you agreed to before the pattern started.

Why this matters for teams

Individual work is a cascade. You set the arc, catch the result, self-correct. Collaborative work is a pass. Once the handoff is in the air, you can not retrieve it. The quality of the pass was determined by the protocol you established before you threw.

Teams that try to run collaborative work like a solo cascade keep reaching for passes that have already left the other person's hand. The right question is not "how do I fix this catch?" It is "what did we agree the throw would look like?"

Read: Three Balls, Three Months

Three ways the arc can travel.

The parabolic arc is the one everyone knows - throw up, come down, gravity decides the curve. But juggling also uses looping throws (where the prop rotates through a tighter circle) and linear throws (where the prop moves in a direct horizontal path).

Each arc type maps to a different communication structure. The parabola is announcement - broadcast, one direction, no guarantee of receipt. The loop is iteration - same content, tighter cycle, more feedback. The line is direct communication - one sender, one receiver, explicit handoff.

Parabolic arc

Announcement / broadcast - visible to all, timed release

Loop throw

Iterative - same arc, shorter cycle, more correction opportunities

Linear pass

Direct - explicit handoff, bilateral protocol, no broadcast

Read: Siteswap as a Programming Language
Live patterns - powered by JugglingLab

The cascade family

Every pattern below is built on the same foundation: the three-ball cascade. Each one changes one parameter - height, sequence, or multiplicity - while preserving the underlying arc structure.

Animated juggling pattern: The Cascade, siteswap 3 Beginner

Siteswap 3

The Cascade

The foundation. Siteswap 3. Every throw takes 3 beats. The pattern studied in the grey matter research.

Animated juggling pattern: The 423, siteswap 423 Beginner

Siteswap 423

The 423

A cascade with one higher throw. The 4 buys time to adjust - a built-in recovery beat.

Animated juggling pattern: The 531, siteswap 531 Intermediate

Siteswap 531

The 531

Three heights in sequence. The 5 requires early planning. The 1 is almost already in the hand.

Animated juggling pattern: Five-Ball Cascade, siteswap 5 Advanced

Siteswap 5

Five-Ball Cascade

Same pattern, five objects. Higher arcs, faster tempo, smaller margin. The same grammar, more demanding.