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Elementary
Secondary
Test Prep
Other fun stuff
Pythagorean puzzle
Tetrominoes
Students, Welcome to tjleone.com!
Elementary
Turns & Sectors
A new way of looking at turtles and shapes
Circular Reasoning
Free software for illustrating geometric ideas and doing design work
Angles
Naming and measuring angles
Rational Numbers in Geometry
See how fractions and proportions are used to expand or shrink geometric figures
Bits and Blocks
Programming tips and demos from a Logo summer camp I give at Northwestern.
Secondary
Introduction to Algebra with Logo
Probability and Statistics with NetLogo
Introduction to Trigonometry with Logo
Introduction to Calculus with Logo
Visual Programming with Logo
Mathematical Puzzling with Python
Test Prep