| The Sphere |
Romanian |
full lesson ( ) |
| The Sum of the Measures of the Angles of a Triangle - Demonstration 1 |
English |
demo ( ) |
| Measuring time. Units of measurement for time. |
English |
demo ( ) |
| The Theorems of Fermat, Rolle, and Lagrange |
English |
full lesson ( ) |
| Pythagoras' Theorem |
English |
partial lesson ( ) |
| Groups |
English |
demo ( ) |
| Similar Triangles - The Fundamental Theorem of Similarity |
English |
demo ( ) |
| The Circle |
English |
demo ( ) |
| Number theory |
English |
demo ( ) |
| Similar Triangles - The Fundamental Theorem of Similarity |
Azeri |
full lesson ( ) |
| Elements of Statistics - Representing the Phenomena |
Chinese |
demo ( ) |
| The Three Perpendiculars Theorem - RLO1 |
Greek |
demo ( ) |
| The Three Perpendiculars Theorem - RLO2 |
Greek |
demo ( ) |
| Applications of the Definite Integral - Area of a Plane Surface |
Japanese |
demo ( ) |
| Elements of Statistics - Representing the Phenomena |
Polish |
demo ( ) |
| Drawing 3D Geometrical Shapes |
Turkish |
demo ( ) |