Logic, deduction, education.

Mathematical activities

81 hands-on math activities for all.

Information portal

Information portal

Presentation video

Presentation video

The most popular activities

over the last seven days.


1
Pay

Pay

2
Free discovery of coins

Free discovery of coins

3
Free weighings

Free weighings

4
The gifts

The gifts

5
Cuisenaire rulers - free use

Cuisenaire rulers - free use

6
Investigation at the Mansion - 4 rows

Investigation at the Mansion - 4 rows

7
Give money to the miser!

Give money to the miser!

8
Virtual weighings

Virtual weighings

9
Riddle: the stolen money

Riddle: the stolen money

10
Zebra puzzle editor

Zebra puzzle editor

A
To show

Apps without instructions for interactive digital displays

B
To investigate

Our zebra puzzles

C
To investigate

Logic games

D
To weight

Weighing games

E
To pay

Money games

F
To dose

Liquid handling games

G
To count

Numeration & operations

H
To solve

Basic problems