Total: 70 #### Perimeter, area, surface area and volume

This animation presents the formulas to calculate the perimeter and area of shapes as... #### Robots

An entertaining game about different views of spatial objects. #### The first days in school

Learn the concept of colours, numbers, letters and shapes while playing #### Geometric transformations – reflection

This animation demonstrates geometric reflection, a type of geometric transformation both... #### Three-dimensional Cartesian coordinate system

3-dimensional Cartesian coordinate system with illustrations and exercises that develop... #### Chess games

Chess games can help to develop logic skills. #### Notable products

A spectacular demonstration of algebraic expressions. #### Geometric transformations – translation

This animation demonstrates geometric translation in both plane and space. #### Scale exercises

An interesting logical exercise: you have many weights that look the same, you have to... #### Kepler´s laws of planetary motion

The three important laws describing planetary motion were formulated by Johannes Kepler. #### Geometric transformations – rotation

This animation demonstrates geometric rotation, a type of geometric transformation both... #### Solids of revolution

Rotating a geometric shape around a line within its geometric plane as an axis results in... #### Optical illusion

The information gathered by the eye is misinterpreted by the brain. #### 3D puzzle

This exciting and colourful game is designed to develop spatial perception. You can check... #### Cylindrical solids

This animation demonstrates various types of cylindrical solids as well as their lateral... #### Platonic solids

This animation demonstrates the five regular three-dimensional (or Platonic) solids, the... #### Cube

This animation demonstrates the components (vertices, edges, diagonals and faces) of the... #### 3D Tangram

A special, 3D version of the well-known Chinese logical game. #### Regular square pyramid

A regular square pyramid is a right pyramid with a square base and four triangular faces. #### Sphere

A sphere is the set of points which are all within the same distance from a given point...