A set of four hourglasses that measure the following distances in time: 1 minute, 2 minutes, 3 minutes, and 5 minutes. They can be used to explain time and how quickly it passes, as well as to perform mathematical calculations based on time.
This wooden educational board allows children to see firsthand how magnets work. The toy includes a large horseshoe-shaped magnet with marked poles, as well as a pulley-shaped magnet . The board also includes a container of iron filings . By attracting them, children can observe magnetic lines. The toy also includes a compass.