| Image | Item No. | Description | By |
| 3062 | Brick, Round 1 x 1
Catalog: Parts: Brick, Round | 222 |
| 3062a | Brick, Round 1 x 1 - Solid Stud, Bottom Lip
Catalog: Parts: Brick, Round | 52 |
| 3062old | Brick, Round 1 x 1 - Solid Stud, No Bottom Lip
Catalog: Parts: Brick, Round | 5 |
| 25214 | Brick, Round 1 x 1 d. 90 degrees Elbow Macaroni - No Stud - Type 2 - Axle Hole
Catalog: Parts: Brick, Round | 1 |
| 71075 | Brick, Round 1 x 1 x 1 2/3
Catalog: Parts: Brick, Round | 1 |
| 3386 | Brick, Round 1 x 1 x 2/3 Half Circle Extended with Side Stud
Catalog: Parts: Brick, Round | 1 |
| 15395 | Brick, Round 2 x 2 Dome Bottom
Catalog: Parts: Brick, Round | 13 |
| 553 | Brick, Round 2 x 2 Dome Top
Catalog: Parts: Brick, Round | 138 |
| 553a | Brick, Round 2 x 2 Dome Top without Bottom Axle Holder
Catalog: Parts: Brick, Round | 30 |
| 3941 | Brick, Round 2 x 2 with Axle Hole
Catalog: Parts: Brick, Round | 113 |
| 92947 | Brick, Round 2 x 2 with Axle Hole and Grille / Fluted Profile
Catalog: Parts: Brick, Round | 2 |
| 49308 | Brick, Round 3 x 3 x 1 1/3 Dome Top - Open Stud
Catalog: Parts: Brick, Round | 1 |
| 73111 | Brick, Round 3 x 3 x 2 with Recessed Center and Axle Hole
Catalog: Parts: Brick, Round | 2 |
| 6222 | Brick, Round 4 x 4 with 4 Side Pin Holes and Center Axle Hole
Catalog: Parts: Brick, Round | 2 |
| 87081 | Brick, Round 4 x 4 with Hole
Catalog: Parts: Brick, Round | 3 |
| 3063 | Brick, Round Corner 2 x 2 Macaroni with Stud Notch
Catalog: Parts: Brick, Round | 36 |
| 85080 | Brick, Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside
Catalog: Parts: Brick, Round | 40 |
| 3063a | Brick, Round Corner 2 x 2 Macaroni without Stud Notch
Catalog: Parts: Brick, Round | 29 |
| 65617 | Brick, Round Corner 3 x 3 x 1 without Studs
Catalog: Parts: Brick, Round | 2 |
| 88293 | Brick, Round Corner 3 x 3 x 2 Dome Top
Catalog: Parts: Brick, Round | 1 |
| 48092 | Brick, Round Corner 4 x 4 Macaroni Wide with 3 Studs
Catalog: Parts: Brick, Round | 1 |
| 76795 | Brick, Round Corner 5 x 5 with Slope 45 Edge without Studs
Catalog: Parts: Brick, Round | 2 |
| 95188 | Brick, Round Corner 6 x 6 with Slope 33 Edge, Facet Cutout
Catalog: Parts: Brick, Round | 1 |
| 6162 | Brick, Round Corner 12 x 12
Catalog: Parts: Brick, Round | 2 |