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ROBOLAB Amusement Park Set {1998 Version}

ROBOLAB Amusement Park Set {1998 Version}

9725-1·LEGO·1998·5 minifigs·100 parts

Used Avg
$189.49
New Avg
$189.49
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About ROBOLAB Amusement Park Set {1998 Version}

ROBOLAB Amusement Park Set {1998 Version} (9725-1) is a LEGO LEGO set released in 1998, currently averaging $189.49 used on BrickLink. It comes with 5 minifigures worth a combined $10.02. The set has retired from retail, so secondary market is the only option. The full parts inventory runs 100 pieces.

Part-out value

The minifigures make up only 5% of this set's value ($10.02 out of $189.49). The bulk of the value is in the parts or the set being complete. Sell it as a complete set if possible.

Seller notes

  • This is a vintage set (1998). Condition of the box and instructions significantly affects value. A complete set with original box and instructions can sell for well above the average.

Minifigures in ROBOLAB Amusement Park Set {1998 Version} (5)

Skeleton - Standard Skull, Floppy Arms
Skeleton - Standard Skull, Floppy Arms
gen001$2.88
Jacket Blue - Black Legs, Black Male Hair, Sunglasses
Jacket Blue - Black Legs, Black Male Hair, Sunglasses
jbl004$1.46
Octan - White Logo, Blue Legs, Blue Cap
Octan - White Logo, Blue Legs, Blue Cap
oct052$1.32
Plain Red Torso with Red Arms, White Legs, Black Female Hair
Plain Red Torso with Red Arms, White Legs, Black Female Hair
pln153$2.22
Palm Tree - Red Legs, Brown Female Hair
Palm Tree - Red Legs, Brown Female Hair
twn043$2.14

Parts (100)

Tire 30 x 10.5 Offset Tread
Tire 30 x 10.5 Offset Tread
×4
Tile 1 x 4
Tile 1 x 4
×2
Plate, Modified 2 x 2 with Pin Hole
Plate, Modified 2 x 2 with Pin Hole
×4
Minifigure, Headgear Head Cover, Ghost Shroud with Smile
Minifigure, Headgear Head Cover, Ghost Shroud with Smile
Plate, Round 2 x 2 with Rounded Bottom (Boat Stud)
Plate, Round 2 x 2 with Rounded Bottom (Boat Stud)
×2
Technic, Pin with Short Friction Ridges
Technic, Pin with Short Friction Ridges
×13
Tire Technic Wedge Belt Wheel
Tire Technic Wedge Belt Wheel
×2
Technic, Liftarm, Modified Stud Connector Thin 1 x 4
Technic, Liftarm, Modified Stud Connector Thin 1 x 4
×2
Technic Engine Crankshaft Center
Technic Engine Crankshaft Center
×2
Electric Sensor, Light with Non-Removable Lead (25.5 Studs Total Length)
Electric Sensor, Light with Non-Removable Lead (25.5 Studs Total Length)
Electric, Motor 9V Micromotor Pulley
Electric, Motor 9V Micromotor Pulley
×2
Brick 2 x 4
Brick 2 x 4
×2
Brick 1 x 2
Brick 1 x 2
×4
Plate 1 x 2
Plate 1 x 2
×6
Slope 45 2 x 1
Slope 45 2 x 1
×4
Tile 2 x 2
Tile 2 x 2
Tile 2 x 2
Tile 2 x 2
Tile 2 x 2
Tile 2 x 2
Tile 2 x 2
Tile 2 x 2
Tile 1 x 2
Tile 1 x 2
Tile 1 x 2
Tile 1 x 2
Tile 1 x 2
Tile 1 x 2
Tile 1 x 2
Tile 1 x 2
Technic, Pin 3/4
Technic, Pin 3/4
×9
Technic, Axle and Pin Connector Angled #1
Technic, Axle and Pin Connector Angled #1
×2
Technic, Liftarm Thin 1 x 5
Technic, Liftarm Thin 1 x 5
×8
Plate, Modified 1 x 2 with Door Rail
Plate, Modified 1 x 2 with Door Rail
×4
Technic, Axle Connector with Axle Hole
Technic, Axle Connector with Axle Hole
×2
Technic, Axle  2L Notched
Technic, Axle 2L Notched
×4
Technic, Brick 1 x 2 with Axle Hole and Inside Side Supports
Technic, Brick 1 x 2 with Axle Hole and Inside Side Supports
×4
Technic, Axle  5L
Technic, Axle 5L
×2
Technic, Plate 1 x 5 with Smooth Ends, 4 Studs and Center Axle Hole
Technic, Plate 1 x 5 with Smooth Ends, 4 Studs and Center Axle Hole
×2
Technic, Plate Rotor 3 Blade with Smooth Ends and 6 Studs (Propeller)
Technic, Plate Rotor 3 Blade with Smooth Ends and 6 Studs (Propeller)
×2
Plate 1 x 8
Plate 1 x 8
×2
Wheel with Split Axle Hole
Wheel with Split Axle Hole
×10
Tire 24mm D. x 8mm Offset Tread - Interior Ridges
Tire 24mm D. x 8mm Offset Tread - Interior Ridges
×2
Tire 17 x 43
Tire 17 x 43
×2
Technic, Gear 8 Tooth
Technic, Gear 8 Tooth
×3
Technic, Gear 24 Tooth with 1 Axle Hole
Technic, Gear 24 Tooth with 1 Axle Hole
×2
Technic, Gear 40 Tooth
Technic, Gear 40 Tooth
Technic, Gear 24 Tooth Crown - Reinforced
Technic, Gear 24 Tooth Crown - Reinforced
×2
Technic, Pin without Friction Ridges
Technic, Pin without Friction Ridges
×12
Technic, Brick 1 x 2 with Hole
Technic, Brick 1 x 2 with Hole
×4
Technic, Brick 1 x 4 with Holes
Technic, Brick 1 x 4 with Holes
×4
Technic, Brick 1 x 8 with Holes
Technic, Brick 1 x 8 with Holes
×4
Technic, Brick 1 x 16 with Holes
Technic, Brick 1 x 16 with Holes
×2
Technic, Axle  4L
Technic, Axle 4L
×2
Technic, Axle  6L
Technic, Axle 6L
×2
Technic, Axle  8L
Technic, Axle 8L
×2
Technic, Axle 12L
Technic, Axle 12L
×2
Technic, Plate 2 x 4 with 3 Holes
Technic, Plate 2 x 4 with 3 Holes
×4
Plate 1 x 4
Plate 1 x 4
×2
Technic Bush
Technic Bush
×21
Technic, Axle 10L
Technic, Axle 10L
×3
Technic, Plate 2 x 8 with 7 Holes
Technic, Plate 2 x 8 with 7 Holes
×4
Technic, Gear Rack 1 x 4
Technic, Gear Rack 1 x 4
×4
Technic, Axle  1L with Pin without Friction Ridges with Round Hole
Technic, Axle 1L with Pin without Friction Ridges with Round Hole
×8
Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)
Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)
×4
Plate 2 x 6
Plate 2 x 6
×2
Baseplate 16 x 32
Baseplate 16 x 32
Technic, Brick 1 x 6 with Holes
Technic, Brick 1 x 6 with Holes
×4
Technic, Brick 1 x 12 with Holes
Technic, Brick 1 x 12 with Holes
×4
Brick, Round 2 x 2 with Axle Hole
Brick, Round 2 x 2 with Axle Hole
×2
Bracket 2 x 2 - 2 x 2 with 2 Holes
Bracket 2 x 2 - 2 x 2 with 2 Holes
×2
Technic, Gear 16 Tooth - Axle Hole with Open Sides
Technic, Gear 16 Tooth - Axle Hole with Open Sides
×2
Plate, Round 2 x 2 with Axle Hole
Plate, Round 2 x 2 with Axle Hole
×2
Plate, Round 2 x 2 with Axle Hole
Plate, Round 2 x 2 with Axle Hole
×2
Rubber Band / Belt Holder 2 x 4 x 2 1/3
Rubber Band / Belt Holder 2 x 4 x 2 1/3
Technic Wedge Belt Wheel (Pulley)
Technic Wedge Belt Wheel (Pulley)
×2
Technic Bush 1/2 Smooth
Technic Bush 1/2 Smooth
×9
Technic, Pin 1/2 without Friction Ridges
Technic, Pin 1/2 without Friction Ridges
×5
Electric, Motor 9V Mini-Motor, Lighter Weight
Electric, Motor 9V Mini-Motor, Lighter Weight
×2
Panel 2 x 5 x 6 Wall with Window with Window Stones and 2 Columns Pattern
Panel 2 x 5 x 6 Wall with Window with Window Stones and 2 Columns Pattern
Plate 1 x 10
Plate 1 x 10
×4
Technic, Axle  3L
Technic, Axle 3L
×2
Technic, Gear Worm Screw, Long
Technic, Gear Worm Screw, Long
×2
Electric, Wire with Brick 2 x 2 x 2/3 Ends  15L
Electric, Wire with Brick 2 x 2 x 2/3 Ends 15L
×2
Electric, Wire with Brick 2 x 2 x 2/3 Ends  20L
Electric, Wire with Brick 2 x 2 x 2/3 Ends 20L
×2
Electric, Wire with Brick 2 x 2 x 2/3 Ends  36L
Electric, Wire with Brick 2 x 2 x 2/3 Ends 36L
×2
Electric, Light Brick 1 x 2 with Lamp on Side (6034 / 6035)
Electric, Light Brick 1 x 2 with Lamp on Side (6034 / 6035)
Arm Skeleton
Arm Skeleton
Technic, Axle and Pin Connector Perpendicular
Technic, Axle and Pin Connector Perpendicular
×3
Technic, Axle Connector 2L (Ridged with x Hole x Orientation)
Technic, Axle Connector 2L (Ridged with x Hole x Orientation)
×2
Technic, Axle  2L with Reverser Handle Axle Connector
Technic, Axle 2L with Reverser Handle Axle Connector
×2
Technic Cam
Technic Cam
×2
Technic, Axle  3L with Stud
Technic, Axle 3L with Stud
×2
Technic, Gearbox 2 x 4 x 3 1/3
Technic, Gearbox 2 x 4 x 3 1/3
Technic, Gear 12 Tooth Bevel
Technic, Gear 12 Tooth Bevel
×4
Technic, Liftarm Thin 1 x 3 - Axle Holes
Technic, Liftarm Thin 1 x 3 - Axle Holes
×2
Dacta Storage Bin Lid (Fits with bin01 and bin03)
Dacta Storage Bin Lid (Fits with bin01 and bin03)
Electric Sensor, Touch
Electric Sensor, Touch
×2
Set 9725 Cover and Parts Tray Organizer Card
Set 9725 Cover and Parts Tray Organizer Card
Set 9725 Activity Booklet 2 - Parts Tray Organizer and Inventory Card
Set 9725 Activity Booklet 2 - Parts Tray Organizer and Inventory Card
Dacta Sorting Tray - 34 Compartment - Set 9725 (Fits with bin01)
Dacta Sorting Tray - 34 Compartment - Set 9725 (Fits with bin01)
Dacta Storage Bin Small/Medium
Dacta Storage Bin Small/Medium
Sticker Sheet for Storage Bin, Dacta Labels - Sheet of 2
Sticker Sheet for Storage Bin, Dacta Labels - Sheet of 2
Technic Rubber Cable Holder
Technic Rubber Cable Holder
Rubber Belt Small (Round Cross Section) - Approx. 2 x 2
Rubber Belt Small (Round Cross Section) - Approx. 2 x 2
×2
Rubber Band Small (Square Cross Section)
Rubber Band Small (Square Cross Section)
×4
Rubber Belt Large (Round Cross Section) - Approx. 3 1/4 x 3 1/4
Rubber Belt Large (Round Cross Section) - Approx. 3 1/4 x 3 1/4

Common questions about ROBOLAB Amusement Park Set {1998 Version}

How much is LEGO ROBOLAB Amusement Park Set {1998 Version} (9725-1) worth?

ROBOLAB Amusement Park Set {1998 Version} sells for an average of $189.49 used on BrickLink based on 6 months of completed sales. As a retired set, prices tend to hold steady or appreciate over time, especially for complete sets with original packaging. Actual prices vary with completeness — missing minifigures or key parts will lower the value.

What minifigures come in LEGO set 9725-1?

This set includes 5 minifigures: Skeleton - Standard Skull, Floppy Arms ($2.88), Jacket Blue - Black Legs, Black Male Hair, Sunglasses ($1.46), Octan - White Logo, Blue Legs, Blue Cap ($1.32), Plain Red Torso with Red Arms, White Legs, Black Female Hair ($2.22), plus 1 more. The minifigures have a combined BrickLink value of $10.02. Each figure is linked above with individual pricing if you're looking to buy or sell specific characters.

Is it worth parting out LEGO ROBOLAB Amusement Park Set {1998 Version}?

The minifigures make up about 5% of the set value ($10.02 out of $189.49). Most of the value is in the complete set package, so selling it whole is likely the better move unless you have buyers lined up for specific figures.

Is LEGO ROBOLAB Amusement Park Set {1998 Version} (9725-1) retired?

Yes, ROBOLAB Amusement Park Set {1998 Version} was released in 1998 and has been retired from retail for several years. Retired LEGO sets are only available on the secondary market through BrickLink, eBay, or other resale platforms. At its current price point, it has appreciated since retirement.

How do I check if my ROBOLAB Amusement Park Set {1998 Version} set is complete?

Use the parts list on this page to check every piece and all 5 minifigures. For the minifigures specifically, you can use the brick'em scanner to identify each figure from a photo and confirm it matches what should be in this set. Missing pieces can be individually sourced on BrickLink.

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