Chassis
In this section, we will assemble the EV3 intelligent brick with several framing pieces and motors. You will be able to build several different models using this chassis by attaching additional LEGO beams and bricks. For the chassis, the only difference between the Retail Edition and Educational Edition will be the colors of the bricks.
If you have the Educational Edition of the EV3 kit, you will need the pieces shown in the following screenshot to build the chassis:
If you have the Retail Edition of the EV3 kit, you will instead need the pieces shown in the following screenshot. The only difference in the Bill of Materials for these two versions is the color of the beams. The Educational Edition has white beams with some red pieces. The Home Edition has black beams.
We will now build the chassis. The step-by-step build instructions I have included here are for the Educational Edition. First, take your EV3 brick and flip it over:
Next, we will insert four blue long friction pins into...