9735-1

Robotics Discovery Set

Set number: 9735-1
Year: 1999
Theme: RCX
Parts: 390
Minifigures: 0

Building instructions

The building instructions are on the official LEGO website. We do not host any instructions ourselves; the link below takes you to the official page.

View building instructions on LEGO.com (opens an external website)This set on Rebrickable (opens an external website)

Parts list – 9735-1 Robotics Discovery Set

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109 lines, 390 pieces

Parts list of set 9735-1
Part	Name	Colour	Quantity
3004	Brick 1 x 2Bricks	Blue	16×
3003	Brick 2 x 2Bricks	Blue	2×
3001	Brick 2 x 4Bricks	Blue	10×
2456	Brick 2 x 6Bricks	Blue	2×
3941	Brick Round 2 x 2 with Axle HoleBricks Round and Cones	Blue	4×
2577	Brick Round Corner 4 x 4 Full BrickBricks Round and Cones	Blue	4×
30208	Dome Hemisphere 4 x 4 MultifacetedBricks Round and Cones	Trans-Neon Green	2×
4286	Brick Sloped 33° 3 x 1Bricks Sloped	Yellow	2×
3040b	Brick Sloped 45° 2 x 1 with Bottom PinBricks Sloped	Light Gray	4×
3747b	Brick Sloped Inverted 33° 3 x 2, Connections between Studs, Ovoid Bottom PinBricks Sloped	Blue	2×
32104c01	Hub, Scout Brick [Complete Assembly]Electronics	Blue	1×
71427c01	Motor, 9V Mini [Old Style]Electronics	Light Gray	2×
879	Sensor, TouchElectronics	Light Gray	2×
5306bc020	Wire with Brick 2 x 2 x 2/3 Pair, 20LElectronics	Black	2×
5306bc036	Wire with Brick 2 x 2 x 2/3 Pair, 36LElectronics	Black	2×
6048a	Arm Piece with Pin, 2 FingersHinges, Arms and Turntables	Black	2×
3937	Hinge Brick 1 x 2 BaseHinges, Arms and Turntables	Black	2×
3938	Hinge Brick 1 x 2 Top Plate ThinHinges, Arms and Turntables	Black	2×
30230pr0001	Wing Insectoid Large with Arm Hinge and Circuitry Print Left (Print on Top, Tip on Left, Logo at Back Edge)Hinges, Arms and Turntables	Trans-Dark Blue	1×
30230pr0002	Wing Insectoid Large with Arm Hinge and Circuitry Print Right (Print on Top, Tip on Right, Logo at Back Edge)Hinges, Arms and Turntables	Trans-Dark Blue	1×
72048	Ball 41mmNon-System Parts	Yellow	2×
4477	Plate 1 x 10Plates	Light Gray	2×
3023	Plate 1 x 2Plates	Light Gray	14×
3623	Plate 1 x 3Plates	Light Gray	4×
3710	Plate 1 x 4Plates	Dark Turquoise	6×
3710	Plate 1 x 4Plates	Light Gray	4×
3710	Plate 1 x 4Plates	Yellow	2×
3666	Plate 1 x 6Plates	Light Gray	2×
3460	Plate 1 x 8Plates	Light Gray	2×
3832	Plate 2 x 10Plates	Light Gray	2×
3022	Plate 2 x 2Plates	Light Gray	2×
3033	Plate 6 x 10Plates	Light Gray	2×
4740	Dish 2 x 2 Inverted [Radar]Plates Round Curved and Dishes	White	2×
3960	Dish 4 x 4 Inverted [Radar]Plates Round Curved and Dishes	White	2×
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	Blue	3×
6141	Plate Round 1 x 1 with Solid StudPlates Round Curved and Dishes	Light Gray	3×
4032a	Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)Plates Round Curved and Dishes	White	2×
2654	Plate Round 2 x 2 with Rounded Bottom [Boat Stud]Plates Round Curved and Dishes	Black	2×
30209	Plate Special 1 x 2 with 4 x 4 Disk at 90 DegreesPlates Special	Blue	2×
32028	Plate Special 1 x 2 with Door RailPlates Special	Light Gray	4×
3709	Technic Plate 2 x 4 [3 Holes]Plates Special	Light Gray	4×
3709	Technic Plate 2 x 4 [3 Holes]Plates Special	Purple	2×
32001	Technic Plate 2 x 6 [5 Holes]Plates Special	Light Gray	6×
3738	Technic Plate 2 x 8 [7 Holes]Plates Special	Light Gray	6×
2450	Wedge Plate 3 x 3 Cut CornerPlates Wedged	Green	2×
32074c02	Launcher, Technic Competition Cannon, Round Bottom with Black EndsProjectiles / Launchers	Dark Turquoise	1×
76110c01	Projectile, Technic Competition Arrow, Beam Shaft with Solid Black Rubber EndProjectiles / Launchers	Yellow	2×
71509	Rubber Band Small 13mm (Square Cross Section)String, Bands and Reels	Black	4×
3737	Technic Axle 10Technic Axles	Black	2×
3708	Technic Axle 12Technic Axles	Black	2×
32062	Technic Axle 2 NotchedTechnic Axles	Black	4×
4519	Technic Axle 3Technic Axles	Black	2×
6587	Technic Axle 3 with StudTechnic Axles	Dark Gray	2×
3705	Technic Axle 4Technic Axles	Black	2×
32073	Technic Axle 5Technic Axles	Black	2×
3706	Technic Axle 6Technic Axles	Black	2×
3707	Technic Axle 8Technic Axles	Black	2×
32009	Technic Beam 1 x 11.5 Double Bent ThickTechnic Beams	Purple	2×
6632	Technic Beam 1 x 3 ThinTechnic Beams	Light Gray	4×
2825	Technic Beam 1 x 4 Thin with Stud ConnectorTechnic Beams	Light Gray	2×
32017	Technic Beam 1 x 5 ThinTechnic Beams	Light Gray	4×
6629	Technic Beam 1 x 9 Bent (6 - 4) ThickTechnic Beams	Dark Turquoise	2×
6541	Technic Brick 1 x 1 with Pin HoleTechnic Bricks	Blue	4×
2730	Technic Brick 1 x 10 [9 Pin Holes]Technic Bricks	Blue	4×
3895	Technic Brick 1 x 12 [11 Pin Holes]Technic Bricks	Blue	2×
3703	Technic Brick 1 x 16 [15 Pin Holes]Technic Bricks	Blue	6×
3700	Technic Brick 1 x 2 [1 Pin Hole]Technic Bricks	Blue	8×
32000	Technic Brick 1 x 2 [2 Pin Holes]Technic Bricks	Light Gray	1×
32064a	Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom PinTechnic Bricks	Dark Turquoise	2×
3701	Technic Brick 1 x 4 [3 Pin Holes]Technic Bricks	Blue	4×
3894	Technic Brick 1 x 6 [5 Pin Holes]Technic Bricks	Blue	8×
3702	Technic Brick 1 x 8 [7 Pin Holes]Technic Bricks	Blue	2×
3713	Technic BushTechnic Bushes	Light Gray	20×
32123a	Technic Bush 1/2 Smooth with Axle Hole ReducedTechnic Bushes	Light Gray	8×
6553	Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle)Technic Connectors	Light Gray	2×
6538b	Technic Axle Connector Ridged [with x Hole x Orientation]Technic Connectors	Light Gray	4×
32039	Technic Axle Connector with Axle HoleTechnic Connectors	Light Gray	4×
32013	Technic Axle and Pin Connector Angled #1Technic Connectors	Blue	4×
32016	Technic Axle and Pin Connector Angled #3 - 157.5°Technic Connectors	Blue	4×
32015	Technic Axle and Pin Connector Angled #5 - 112.5°Technic Connectors	Light Gray	2×
32014	Technic Axle and Pin Connector Angled #6 - 90°Technic Connectors	Blue	2×
6536	Technic Axle and Pin Connector PerpendicularTechnic Connectors	Light Gray	6×
4019	Technic Gear 16 Tooth with Round Holes [Old Style]Technic Gears	Light Gray	2×
76019	Technic Gear 24 Tooth Clutch with Dark Gray or Light Gray CenterTechnic Gears	White	2×
3650c	Technic Gear 24 Tooth Crown with Reinforcements [New Style]Technic Gears	Light Gray	2×
3648b	Technic Gear 24 Tooth [New Style with Single Axle Hole]Technic Gears	Light Gray	2×
3649	Technic Gear 40 ToothTechnic Gears	Light Gray	4×
3647	Technic Gear 8 ToothTechnic Gears	Light Gray	4×
3749	Technic Axle Pin without Friction Ridges LengthwiseTechnic Pins	Light Gray	8×
4274	Technic Pin 1/2 without Friction RidgesTechnic Pins	Light Gray	4×
32002	Technic Pin 3/4Technic Pins	Dark Gray	8×
32054	Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]Technic Pins	Dark Turquoise	8×
6558	Technic Pin Long with Friction Ridges Lengthwise, 2 Center SlotsTechnic Pins	Black	2×
2780	Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins	Black	13×
3673	Technic Pin without Friction Ridges LengthwiseTechnic Pins	Light Gray	12×
6575	Technic CamTechnic Special	Light Gray	2×
2854	Technic Engine Crankshaft CenterTechnic Steering, Suspension and Engine	Light Gray	2×
3069b	Tile 1 x 2 with GrooveTiles	Light Gray	2×
2431	Tile 1 x 4 with GrooveTiles	Light Gray	4×
4162	Tile 1 x 8 with GrooveTiles	Light Gray	2×
3068b	Tile 2 x 2 with GrooveTiles	Dark Turquoise	2×
2555	Tile Special 1 x 1 with Clip and Straight TipsTiles Special	Black	4×
75c16	Hose Rigid 3mm D. 16L / 12.8cmTubes and Hoses	Yellow	2×
75c36	Hose Rigid 3mm D. 36L / 28.8cmTubes and Hoses	Dark Turquoise	2×
75c44	Hose Rigid 3mm D. 44L / 35.2cmTubes and Hoses	Yellow	2×
6581	Tyre 20 x 30 Balloon Medium 49.6 x 20Wheels and Tyres	Black	2×
3634	Tyre 43 x 11, 17 mm Inside DiameterWheels and Tyres	Black	2×
6582	Wheel 20 x 30 Balloon MediumWheels and Tyres	Dark Turquoise	2×
3482	Wheel with Split Axle HoleWheels and Tyres	Dark Turquoise	2×