Robot

today 's session we started to make a robot again as we did before after that we are going to start the robot tournament.

Relationship between power and speed

We learned today how to know the relationship between speed and power
We use microsoft exel in that

snap pic. from NXT program

E-Saftey rules

rules
don't put your pic. on the email or Facebook.
make sure that the password is very strong not to make any one hack your computer.
don't agree any one as a friend ,  accept the people you know.
don't talk with people you don't know on the e_ mail because he/she may take your password .

Using ultrasonic sensor

Today'session we learned how to make the ultrasonic sensor work

When the ultrasonic sensor feel that there is anything in front of him it stops and turn
And when it find anything infront of it ,it says hello.

robot square,triangle...........

today's session we learned how to make the robot move square or triangle , any shape and we tried it and the robot draws the shape