Image | Item No. | Description | By |
| 71075 | Brick, Round 1 x 1 x 1 2/3 Catalog: Parts: Brick, Round | 152 |
| 3386 | Brick, Round 1 x 1 x 2/3 Half Circle Extended with Side Stud Catalog: Parts: Brick, Round | 23 |
| 33286 | Brick, Round 1 x 1 x 2/3 with Flower Edge (4 Knobs on Base) Catalog: Parts: Brick, Round | 12 |
| 77808 | Brick, Round 1 x 2 with Hollow Studs and Open Center with Bars Catalog: Parts: Brick, Round | 6 |
| 65473 | Brick, Round 2 x 2 D. 45 degrees Elbow (25.5mm Standing Height) Catalog: Parts: Brick, Round | 191 |
| 15395 | Brick, Round 2 x 2 Dome Bottom Catalog: Parts: Brick, Round | 126 |
| 24947 | Brick, Round 2 x 2 Dome Bottom with Studs Catalog: Parts: Brick, Round | 8 |
| 553 | Brick, Round 2 x 2 Dome Top Catalog: Parts: Brick, Round | 5147 |
| 553a | Brick, Round 2 x 2 Dome Top without Bottom Axle Holder Catalog: Parts: Brick, Round | 1299 |
| 20953 | Brick, Round 2 x 2 Sphere with Stud / Robot Body Catalog: Parts: Brick, Round | 5 |
| 20953pb01 | Brick, Round 2 x 2 Sphere with Stud / Robot Body with BB-8 Droid Pattern Catalog: Parts: Brick, Round, Decorated | 1 |
| 3941 | Brick, Round 2 x 2 with Axle Hole Catalog: Parts: Brick, Round | 40421 |
| 92947 | Brick, Round 2 x 2 with Axle Hole and Grille / Fluted Profile Catalog: Parts: Brick, Round | 17611 |
| 3941pb33 | Brick, Round 2 x 2 with Axle Hole with Large Dark Silver Eyes, Dark Turquoise Wrinkles, Angry Open Mouth with Teeth Parted and Tongue Pattern Catalog: Parts: Brick, Round, Decorated | 1 |
| 17485 | Brick, Round 2 x 2 with Pin Holes Catalog: Parts: Brick, Round | 7038 |
| 27266 | Brick, Round 2 x 2 with Spikes and Axle Hole Catalog: Parts: Brick, Round | 12 |
| 30151 | Brick, Round 2 x 2 x 1 2/3 Dome Top Catalog: Parts: Brick, Round | 75 |
| 33287 | Brick, Round 2 x 2 x 2 Dome Top with Cross Cut Slots Catalog: Parts: Brick, Round | 1 |
| 30361 | Brick, Round 2 x 2 x 2 Robot Body (Undetermined Type) X Catalog: Parts: Brick, Round | 1 |
| 30361c | Brick, Round 2 x 2 x 2 Robot Body - with Bottom Axle Holder x Shape + Orientation Catalog: Parts: Brick, Round | 1900 |
| 30361b | Brick, Round 2 x 2 x 2 Robot Body - with Bottom Axle Holder x Shape x Orientation Catalog: Parts: Brick, Round | 2 |
| 30361a | Brick, Round 2 x 2 x 2 Robot Body - without Bottom Axle Holder Catalog: Parts: Brick, Round | 42 |
| 30361pb025 | Brick, Round 2 x 2 x 2 Robot Body with Gray Lines and Dark Blue Pattern (R2-D2, R3-T2) Catalog: Parts: Brick, Round, Decorated | 20 |
| 4591 | Brick, Round 2 x 2 x 2 with Fins Catalog: Parts: Brick, Round | 15 |
| 49308 | Brick, Round 3 x 3 x 1 1/3 Dome Top - Open Stud Catalog: Parts: Brick, Round | 6 |
| 73111 | Brick, Round 3 x 3 x 2 with Recessed Center and Axle Hole Catalog: Parts: Brick, Round | 5 |
| 79850 | Brick, Round 4 x 4 Dome Top with 2 x 2 Recessed Center Catalog: Parts: Brick, Round | 271 |
| 6222 | Brick, Round 4 x 4 with 4 Side Pin Holes and Center Axle Hole Catalog: Parts: Brick, Round | 40 |
| 87081 | Brick, Round 4 x 4 with Hole Catalog: Parts: Brick, Round | 1481 |
| 87081pb005 | Brick, Round 4 x 4 with Hole with 2 Yellow Ducklings and Red Medal Pattern (Sticker) - Set 40529 Catalog: Parts: Brick, Round, Decorated | 5 |
| 68325 | Brick, Round 4 x 4 with Recessed Center and Hole Catalog: Parts: Brick, Round | 3 |
| 65138 | Brick, Round 4 x 4 x 2/3 Dome Top with Hole Catalog: Parts: Brick, Round | 403 |
| 18897 | Brick, Round 6 x 6 with 4 Side Pin Holes and Center Hole Catalog: Parts: Brick, Round | 13 |
| 57587 | Brick, Round 7 x 7 x 4 Dome Top Catalog: Parts: Brick, Round | 1 |
| 3063 | Brick, Round Corner 2 x 2 Macaroni with Stud Notch Catalog: Parts: Brick, Round | 803 |
| 85080 | Brick, Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside Catalog: Parts: Brick, Round | 13818 |
| 3063a | Brick, Round Corner 2 x 2 Macaroni without Stud Notch Catalog: Parts: Brick, Round | 85 |
| 5152 | Brick, Round Corner 3 x 3 Macaroni with 2 Studs Catalog: Parts: Brick, Round | 6 |
| 65617 | Brick, Round Corner 3 x 3 x 1 without Studs Catalog: Parts: Brick, Round | 419 |
| 88293 | Brick, Round Corner 3 x 3 x 2 Dome Top Catalog: Parts: Brick, Round | 3951 |
| x1042b | Brick, Round Corner 4 x 2 Macaroni Double with Stud Notches Catalog: Parts: Brick, Round | 36 |
| x1042a | Brick, Round Corner 4 x 2 Macaroni Double without Stud Notches Catalog: Parts: Brick, Round | 1 |
| 2577 | Brick, Round Corner 4 x 4 Full Brick Catalog: Parts: Brick, Round | 74 |
| 48092 | Brick, Round Corner 4 x 4 Macaroni Wide with 3 Studs Catalog: Parts: Brick, Round | 11952 |
| 49612 | Brick, Round Corner 4 x 4 x 2 2/3 Dome Top Catalog: Parts: Brick, Round | 49 |
| 47974 | Brick, Round Corner 4 x 8 Full Brick Double Catalog: Parts: Brick, Round | 19 |
| 76795 | Brick, Round Corner 5 x 5 with Slope 45 Edge without Studs Catalog: Parts: Brick, Round | 3 |
| 24599 | Brick, Round Corner 5 x 5 x 1 without Studs Catalog: Parts: Brick, Round | 18 |
| 76776 | Brick, Round Corner 5 x 5 x 3 1/3 Dome Top Catalog: Parts: Brick, Round | 2 |
| 95188 | Brick, Round Corner 6 x 6 with Slope 33 Edge, Facet Cutout Catalog: Parts: Brick, Round | 3570 |