Where can robot building instructions be found?

Which part of the cpu accepts data?

Hazel has just finished adding pictures to her holiday newsletter. she decides to crop an image. what is cropping an image?

Your mom wants to purchase a laptop computer. she said she wants her new computer to be able to play her dvds so she can listen to music and wants to know what type of optical drives will play her disk. which type of drive should she look for?