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Ümbermõõdu, pindala, pinnalaotuse ja ruumala arvutamine

Tasapinnaliste kujundite ümbermõõdu ja pindala ning ruumiliste kujundite pinnalaotuse ja ruumala valemite tutvustus.

Õpime kaaluma!

Huvitav loogikaülesanne - leia väliselt ühesuguste kaalupommide hulgast üks, mis teistest kaalu poolest erineb.

3D pusle

See huvitav ja värviline mäng õpetab ruumilist mõtlemist. Lahendusi saad kontrollida isomeetrilises vaates.


Ruumiliste kujutiste lõbus tundmaõppimine sõbralike robotite abil.

Solids of revolution

Rotating a geometric shape around a line within its geometric plane as an axis results in a solid of revolution.

Notable products

A spectacular demonstration of algebraic expressions.

Three-dimensional Cartesian coordinate system

3-dimensional Cartesian coordinate system with illustrations and exercises that develop spatial perception.

Chess games

Chess games can help to develop logic skills.

Geometric transformations – rotation

This animation demonstrates geometric rotation, a type of geometric transformation both in plane and space.

Geometric transformations – translation

This animation demonstrates geometric translation in both plane and space.

Geometric transformations – reflection

This animation demonstrates geometric reflection, a type of geometric transformation both in plane and space.

Optical illusion

The information gathered by the eye is misinterpreted by the brain.

Kepler´s laws of planetary motion

The three important laws describing planetary motion were formulated by Johannes Kepler.

What is the time?

A game to practise the use of analogue and digital clocks.

Cube (exercises)

Edges, diagonals and faces of a cube can be identified by its vertices.

Ames room

An Ames room is a distorted room that is used to create an optical illusion.

Dividing Space into Regions by 3 Planes

Division of space by three intersecting planes in several different arrangements.

Volume of a tetrahedron

To calculate the volume of a tetrahedron we start by calculating the volume of a prism.

The reflection and refraction of light

A ray of light is reflected or refracted at the boundary of two mediums with different refractive indices.


Regular dice can be used for solving statistical and probability exercises.

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