Knowing the basics of drafting allows individuals to create drawings that show all the views and measurements necessary to allow others to visualize the original object. Pupils gain experience by drawing three orthographic views of...

Who knew you could paint with glue? After first adding liquid water color paints to bottles of white Elmer's glue and applying them to paper, students of all ages are then challenged to use their imagination and...

This is a 7-problem quiz/practice calculating contour lines. We can We can create a surface based on the position of particles by treating each particle as a heat source and then drawing a line through each point that has a particular...