BattleshipPREPARE TO FIRE!! This Battleship uses a Crown Gear assembly to power the radar while driving forward. Use a Motion Sensor to detect enemy ships!

Step 1

#8 Axle Bushing Red 1x16 Brick

White 1x8 Plate

You will Need:

Count the ho les !

8#

Step 2

Basic Gear

Basic Gear

Pinion Gear

Beige Pin with Axle

Beige Pin with Axle

You will Need:

Step 3

Green Wheel

Green Wheel

Tire Tire Green Round Brick

Cam

You will Need:

Step 4

Bushing Red 1x16 Brick

White 1x8

You will Need:

Step 5

Green 2x4 Plate

Green 2x4 Plate

White 2x6 Plate

You will Need:

Step 6You will Need:

White 2x6 Plate

White 2x6 Plate

Step 7

White 1x8 Plate

White 1x8 Plate

You will Need:

Step 8

#3 Axle Cam Cam Motor

You will Need:

Step 9

Crown Gear

You will Need:

Step 10Attach the assembly !

Step 11

Red 1x8 Brick

Red 1x8 Brick

White 2x8 Plate

You will Need:

Step 12

Green 2x4 Brick

Green 2x4 Brick

Red 1x4 Brick

Red 1x4 Brick

Red 1x6 with

Holes

Red 1x6 with

Holes

You will Need:

Step 13

Bushing Bushing Red 1x2 with Hole

Red 1x2 with Hole

Green Round Brick

Green Round Brick

#8 Axle

You will Need:

8#

Step 14

Yellow 1x3 Inverted Wedge

Yellow 1x3 Inverted Wedge

You will Need:

Step 15

Yellow 1x3 Wedge

Yellow 1x3 Wedge

Yellow 1x6 Brick

Yellow 1x6 Brick

Yellow Bow

Yellow Bow

You will Need:

Step 16

Hub

You will Need:

P lug the Motor into the Hub!

Step 17

Yellow 2x6 Brick

Yellow 2x6 Brick

Red 1x2 Wedge

Red 1x2 Wedge

Yellow 1x4 Brick

Yellow 1x4 Brick

You will Need:

Step 18

White 1x4 Plate

White 1x4 Plate

White 2x8 Plate

White 2x8 Plate

You will Need:

Step 19

#6 Axle Crown Gear

You will Need:

Pay attention to the direct ion of the teeth!

6#

Step 20

Cam Green Round Brick

Grey 1x2 with Cross

Hole

Grey 1x2 with Cross

Hole

#6 Axle Worm Gear

Pinion Gear

You will Need:

Step 21Attach the assembly!

Be sure the teeth of the gears are touching .

Step 22

Red 2x4 Brick

Red 2x6 Brick

Red 2x6 Brick

White 2x8 Plate

You will Need:

Red 2x2 Inverted Wedge

Step 23

Red T-Plate

Black Pin Motion Sensor

You will Need:

Step 24Attach!

Step 25

Red Bow Red Bow

You will Need:

Step 26

White 2x6 Plate

Yellow 2x2 Inverted Wedge

Yellow 2x2 Inverted Wedge

Turn Table Red 2x2 Wedge

Red T-Plate

You will Need:

Attach!

a. b.

Black Pin

Your Battleship is Built!...Time to Program it!

Programming

Start Motor Power 5

Motor This Way

Motor on For 40

Th is program drives your Battlesh ip wh i le rotating the radar.

1 . M in imize these instruct ions and open the LEGO® WeDo® software.2 . Program your robot with the program above.3 . If you f in ish , open the instruct ions and cont inue to the extens ion act iv it ies !

Extension 1This Program te l ls the Battlesh ip to stop and f ire when

motion is detected.

Start on Key Motor Power 5

Motor This Way

Motor StopSecond

Motor on For 40

Sound #15

Extension 2This Program te l ls your Battlesh ip to f ire and reverse

when motion is detected.

Start on Key Motor Power 5

Motor This Way

Motor StopSecond

Motor on For 15

Motor on For 40

Motor That Way

Sound #15 Repeat

Extension 3This program disp lays a water background and s ignals

“Prepare to f ire ! ”

Start on Key Display Background

Motor Power 5

Wait For Motion Sensor

Sound #15Motor this Way

Display Text

Motor Stop

Prepare to f ire !