01

Leo is sleepy. It's time to go to bed.

02

But Leo is curious. He wants to see all of the creatures that walk past his campsite at night.

03

Build an animal alarm. It will switch on when a blue creature walks past the Colour Sensor.

04

05

Here is your challenge. Make the program. It switches the alarm on when a blue creature walks past the Colour Sensor.

06

U1L4_img_step_7.png

Make the program. It makes the alarm switch on when a blue creature walks past the Colour Sensor.

Gecko U1L4_06_GHOST - en-gb

07

U1L4_img_step_8.gif

Try your program.

08

Gecko U1L4_ICB_1 - en
Gecko U1L4_ICB_1 - en
Gecko U1L4_ICB_2 - en
Gecko U1L4_ICB_3 - en
Gecko U1L4_06_GHOST - en

Change your program to react when a red creature walks past.