This chart will help you compare the parts you have with the parts you need to build the models in the LEGO® MINDSTORMS® NXT Zoo. If you click on the name of the part, you will be taken to the Peeron page for that part. The Peeron page will tell you what LEGO kits include this part and also link you to vendors on Bricklink who have that part available for purchase.


* Alternate parts suggested in book ORANGE--Parts Missing in Education Base Set + Education Resource Set BLUE--Parts Missing in Retail Base Kit + Resource Set
  Parts Used in This Book Total Needed Piecess in Education Base Set (9797-1)

Pieces in NXT Invention Kit (8527-1)

# in Education Resource Set   Alligator Bunny Camel Elephant Frog Legosaurus Peacock Skunk Spider  
                                 
  NXT Brick &
Three Servo Motors		 1 set Yes Yes                        
  Ultrasonic Sensor 1 Yes Yes                        
  Touch Sensor 1 Yes Yes                        
  Electric Mindstorms NXT Cable, 20 cm   1 1                        
  Electric Mindstorms NXT Cable, 35 cm   4 4                        
  Electric Mindstorms NXT Cable, 50 cm   2 2                        
Technic Angle Connector #2 4 2 2 4   2         2        

Technic Angle Connector #6

 6   16 16             6     4  
Technic Axle Pin (tan in NXT) 20 8 4 8   10   12 20 (-4) (-6)   14 5   20
(-4) (-6) 		 
Technic Axle Pin with friction (blue in NXT) 30 10 42 36   14 2 4 4 14 30 5 3 10  
Technic Pin (gray in NXT) 12   2 12   4   3     8 12 1 8  
Technic Pin with friction (black in NXT) 104 60 80 24   52 40 25 84 28 104 (-20) 50 42 20  
Technic Long Pin (gray in NXT) 8   13 16   1 2 8   2          
Technic Long Pin with friction (black in NXT) 25 36 34 24   10 7 6 25 4 7 23 10 6  
Long Pin w/ Stop Bush 5 8 8 8             2 5   1
Technic Pin 1/2 8     8                   8
Technic 3 x 3 Bent with Pins (Hassenpin) 5   8 8   4 2 2 2   4 5 2  
Technic Axle Joiner Perpendicular 16 20 8 8   6   8     12 4 2 16
Technic Axle Joiner Perpendicular 3L with Center Hole 8 8 4 4       8 8          
Technic Axle Joiner Perpendicular with 2 Holes 8 4 6 4         8   8   2  
Technic Axle Joiner Perpendicular 3L with 4 Pins 16 2 13 12   6   4 13   16 * (-2) 15* (-1) 2 4
Technic Joiner Dual Perpendicular 2   4 4                 2  
Technic Axle Joiner Perpendicular Double Split 2   6 6         2          
Technic Axle Joiner Double Flexible 1   8 8         1          
Technic Axle Joiner Offset 8 4 2 8       8 2     1 2  
Technic Pin Joiner Round 7   4 4         7 * (-3)          
  Axle 2 Notched 8 8 22       4   6         8
  Axle 3 13 14 17 4   4 1 1 9     1    
  Axle 4 4 6 4 4       1 2   4 2 4  
  Axle 5 10 8 7 4   10         8      
  Axle 6 6 4 4 4   6 1   1 1     3 2
  Axle 7 10   4 8   7  

10 *
(-2)

 3     6   2
  Axle 8 6 2 2 4   1     2   2   6  
  Axle 10 8 2 4 4   2   8 (-2)       1 2 1
  Axle 12 4 2 2 4     2   1 4     2  
  3-Hole Beam (Technic Liftarm 1 x 3 Straight) 8 10 16 8         8     2 4  
  5-Hole Beam (Technic Liftarm 1 x 5 Straight) 8 4 5 6   4 6 6 8 4 8 7 1  
  7-Hole Beam (Technic Beam 7) 10 4 16 6   7 4 5 10 6 8 6 4 4
  9-Hole Beam (Technic Liftarm 1 x 9 Straight) 9 6 7 4   9 1   1     7 7  
  Technic Beam 11 11 2 7 6         7   3 11 (-3)    
  Technic Beam 13 3 2 4 2   3         3 1    
  15-Hole Beam (Technic Liftarm 1 x 15 Straight) 19 4 11 8   4 6 2 2 6 19 (-7) 18 (-6) 2 6
Technic Beam
2 x 4 L-shaped		 8 4 10 6   6 2 3 8     2 2  
Technic Beam
3 x 5 L-shaped		 16 8 8     8   4 6 2 16 (-8) (-8) 4 6  
Technic Liftarm
1 x 7 Bent		 12   16 16   12     1 4       2

Technic Liftarm
1 x 11.5 Double Bent

 14 4 6 4   14 (-6) (-4) 6 3 10   6 6 4 8
Technic Liftarm
1 x 9 Bent		 5 4 2 4   5 4     4        
Technic Liftarm L-shaped Quarter Oval/Ellipse 8 4             2 * 6
optional		     1 * 8 (-4) (-8)
Technic Liftarm L-shaped Quarter Circle 4          

4
optional

     4 optional        
Technic Bush 24 60 18 12   10 2 24 8 4   10 20  
Technic 1/2 Bush Smooth 20 12 8 8   20 *
(-4,may sub with bush )		   2 6 4 4 9 16  
Technic Gear
8 Tooth		 8 4 6 6       4 4   8     6
Technic Gear 12 Tooth Double Bevel 2 4 4     2     2     1    
Technic Gear 24 Tooth 10 4 7 4   2   10
(-2) 		10(-2)   8 3   8
Technic Gear, 40 Tooth 4 2 1 4   4                
Technic Wedge Belt Wheel 4 4 2 4               4 4  
Technic Wedge Belt Wheel Tire 4 4   4               4 4  
Wheel with 3 Pin Holes 4     4      

4

other options

         2  
Black Tire (any tire that fits) 4 4 4 4       4            
81.6 Motor Cycle Wheel 2     4               2 2  
81.6 Motor Cycle Wheel 2     4               2 2  
Bionicle 1 x 3 Tooth with Axle Hole 22   8 8       2     22 *(-16) (-8)    
Technic Cam 2     4       2       2  
Competition Cannon and Arrow 1 set     1 set                 1 set
Brick 2 x 2 Round 2 2   4                 2
Bionicle Weapon Pincer 2   4 4         2        
 
* alternate parts suggested in book   Missing in Education Base Set + Education Resource Set   Missing in Retail Base Kit + Resource Set