This animation presents the formulas to calculate the perimeter and area of shapes as well as the surface area and volume of solids.
The information gathered by the eye is misinterpreted by the brain.
This animation demonstrates geometric rotation, a type of geometric transformation both in plane and space.
Chess games can help to develop logic skills.
This animation demonstrates geometric reflection, a type of geometric transformation both in plane and space.
This animation demonstrates geometric translation in both plane and space.
The three important laws describing planetary motion were formulated by Johannes Kepler.
This exciting and colorful game is designed to develop spatial perception. You can check your solutions using isometric views.
3-dimensional Cartesian coordinate system with illustrations and exercises that develop spatial perception.
An interesting logical exercise: you have many weights that look the same, you have to find the only one that is different.
A spectacular demonstration of algebraic expressions.
Rotating a geometric shape around a line within its geometric plane as an axis results in a solid of revolution.
A game to practice the use of analog and digital clocks.
The conic section is a plane curve that is created when a right circular cone is intersected by a plane.
The Möbius strip and the Klein bottle are special two-dimensional surfaces with only one side.
Learn the concept of colors, numbers, letters and shapes while playing
To calculate the volume of a tetrahedron we start by calculating the volume of a prism.
Regular dice can be used for solving statistical and probability exercises.
This animation demonstrates the five regular three-dimensional (or Platonic) solids, the best known of which is the cube.
Edges, diagonals and faces of a cube can be identified by its vertices.