Mr Barton's Autograph Video 3 - Rotations
Mr Barton's Autograph Video 61 - Circle Through 3 Points
Mr Barton's Autograph Video 70 - Trig and Pythag - Part 3
Mr Barton's Autograph Video 14 - Valentines Day Special
Mr Barton's Autograph Video 32 - Autograph in 3D
Mr Barton's Autograph Video 12 - Working with Raw Data - Part 3
Mr Barton's Autograph Video 36 - Reflections and Rotations in 3D
Mr Barton's Autograph Video 65 - Leap Frog Puzzle
Mr Barton's Autograph Video 4 - Enlargement
Mr Barton's Autograph Video 44 - Iteration
Mr Barton's Autograph Video 24 - Easter Special
Mr Barton's Autograph Video 33 - Cubes and Euler!
Mr Barton's Autograph Video 2 - Reflection
Mr Barton's Autograph Video 59 - Importing Images
Mr Barton's Autograph Video 50 - Further Volumes of Revolution
Mr Barton's Autograph Video 56 - Follow the Point
Mr Barton's Autograph Video 35 - Planes of Symmetry
Mr Barton's Autograph Video 66 - Quadrilateral Puzzle
Mr Barton's Autograph Video 57 - Hiding Things!
Mr Barton's Autograph Video 58 - The Keyboard
