I'm back for my second Blind Guy Unboxing and unlike the first box that came from Brian in Dublin, Ireland, this box from a fan named Art was full of some pretty brutal stuff…and also some pretty ...

An object is something that you can touch. A material is what the object is made from. When we choose a material, we need to select the right one for the object it will finally become. For example, ...

Activity 1 – Order the surfaces – How much friction do they produce? Activity 2 – Moving things quiz Activity 3 – Solve this problem Activity 4 – Conduct an investigation We need forces to make things ...