Leonardo`s bridge

Leonardo`s bridge

The structures have to hold their own weight. Age indication from 9 years. Pupils are training crafting skills, imagination, work with manual, patience. Pupils can measure a write down the height and length. They can appoint the dependency of its height and length....
Lookout tower

Lookout tower

Children in groups of four make a lookout tower. Paper looks like a soft material but folding it into L profile increases its strength. For the same reason construction girders are L-shaped or H-shaped. Age indication: 9 years and older For teachers  For pupils This...