If you haven't already created an Onshape account, visit their website to do so. If you need help, watch this video for step by step instructions. 

At the end of the sign up process, please select millimeters as your units, and CREO for your mouse controls.

Watch this video to see a brief overview of the environment.

Watch this video to learn about basic extrusions. Practice using the tool and post a screenshot showing your experimentations. 

Watch this video to learn how to rotate, zoom and pan your model. If these mouse controls don't work on your computer, follow the instructions to change your mouse controls to "CREO".

Watch this video to learn how to subtract material from your part. Post a screen shot showing a hole of some sort cut into your part. 

Watch this video to learn about the rules for your sketches. Post a screenshot showing a legal sketch. 

Watch this video to learn more about the different drawing tools. Try out each of the tools I demonstrate (ellipse, polygon, spline, line) and post a screenshot shot of your experimentations.

Watch this video to learn about the model tree. Right click on one of the steps of your model to go back in and edit it. Make sure you are comfortable doing this as being able to do so will greatly reduce the amount of time it takes you to create parts. 

Watch this video to learn how to reference existing lines to help you draw your artwork. Extrude a circle that is exactly centered inside an existing circle and post a screenshot of it. 

Watch this video to learn about how to change the depth of your extrusions. Experiment with the symmetrical option and with extruding "up to face"

Practice using the round and chamfer tools to change the edges of your object. Post a screenshot showing your experimentations.

Practice using the shell tool to hollow out your model. Post a screenshot showing the results of the shell tool. 

Watch this video to learn how to mirror a part in sketcher. Post a screenshot showing something that you mirrored in sketcher. 

Watch this video to learn how to mirror a part in the main window. Make sure you are comfortable adding an additional plane. Post a screenshot showing something that you mirrored in the main window. 

Watch this video to learn how to insert an image so that you can use it as a reference picture. 

If you're looking for the arrow tool in sketcher, simply deselect all other tools. The arrow tool can be used to resize sketches and move them around.