# Block Guide | Shapes & Materials in Wobbly Blocks

Canonical page: https://wobblyblocks.com/blocks

## Building block

Place it over the center of your support.

## Slab

A wide, steady foundation for the next block.

## Click brick

Line up the studs for a satisfying connection.

## Long plank

Balance its middle, or bridge between the support posts.

## Socket tray

Catch a fitting block inside the rim.

## Column

Gains height, but needs careful balance.

## L block

Rotate to find a broad supporting face.

## Chalk block

Crumbly! Land flat with most of the base supported, or it breaks apart.

## T block

Balance the arms over your support.

## Sandstone block

Crumbly! Land flat with most of the base supported, or it breaks apart.

## Dry clay block

Crumbly! Land flat with most of the base supported, or it breaks apart.

## Peg

Keep its post free for a ring.

## Ring

Fit it over a post or stack a chimney.

## Cradle

A snug resting place for a barrel.

## Barrel

Can roll — a cradle helps catch it.

## Twin-arch viaduct

Three feet support a broad deck. Span two small gaps.

## Cross block

Four arms, one center: balance over the middle.

## Keyhole keeper

A narrow opening leads into a wider pocket. Balance on its two feet.

## Crown perch

Three high perches leave two shallow sockets for smaller pieces.

## Hourglass pedestal

A wide foot and roof meet at a narrow waist.

## Iron anchor

Heavy landings need a steady base.

## Offset block

A sideways step. Counterbalance the overhanging half.

## Zigzag counterweight

Its offset shelves reward alternating left and right placements.

## Jelly

Bounces and wobbles — give it room to settle.

## Shelf bracket

Turn the open side toward the space you want to bridge.

## Tuning fork

Catch a narrow block between the two tall prongs.

## Trestle table

Two wide feet leave a generous tunnel below a flat tabletop.

## Marble

Catch it in a tray or cradle.

## Stairs

Use the steps to support the next piece.

## Girder

Bridge a gap with support under both ends.

## Arch

Both feet need support.

## Rubber

Bounces first, then grips.

## Glass

Wide, but slippery on top.

## Stepped keystone

A slim base expands upward. Center its weight carefully.

## Summit stack

Broad at the base, with three increasingly narrow landings.

## Comb bridge

Four hanging teeth can straddle several narrow supports.

## Anvil saddle

A broad upper shelf over a sturdy central stem.

## Counterweight boot

The tall heel anchors a long low toe. Aim under the heel.

## Castle battlement

Two tall towers frame a broad recessed landing.

## Feather

Falls gently; watch the wind.

## Sticky goo

Sticks on contact — aim for a useful join.

## Lantern

Lights the night; drifts in the wind.

## Chevron ledge

The pointed middle shifts weight toward one side.

## Ribbon spool

Wide ends make a stable base while its waist leaves room beside it.

## Double-decker

Two open windows divide three flat decks.

## Lightning step

A connected diagonal stair. Keep the next block over its middle.

## Canopy cap

A wide overhanging canopy rests on a narrow trunk.

## Magnet

Helps catch the next incoming block.

## Window portal

A real window through a closed frame; stack on its upper lintel.

## Terrace

Three broad steps offer different supporting heights.

## Related pages

- [Wobbly Blocks — Play the Physics Stacking Game](https://wobblyblocks.com/)
- [Explore the Worlds & Levels | Wobbly Blocks](https://wobblyblocks.com/worlds)
- [How to Play Wobbly Blocks | Controls & Stacking Tips](https://wobblyblocks.com/how-to-play)
- [Block Guide | Shapes & Materials in Wobbly Blocks](https://wobblyblocks.com/blocks)