English description: Exploring and investigating. Educational value: Is cork lighter than wood? Is stone heavier than china? What does wax feel like and what does polystyrene foam feel like? What does felt smell like and how does rubber smell? The 12 balls all the same size, an ideal size for small hands. Children will love holding the balls and investigating their different properties. Great practice for vocabulary building. Children also love the scientific experiments that can be carried out, such as determining the specific weight of the individual balls. Suggestions for play: Try and guess the weight of the balls by touch alone before placing them on the balance. The 3 indentations on either side of the balance will hold the balls securely in place. Change over the position of the balls and conduct your own weighting experiments. Age: From 4 years. Number of players: 1 child working independently or supervised group work. Content/material/size: Sturdy balance made from lacquered beechwood. Length 50 cm, height 12 cm. 12 balls, 4 cm diameter, made from polystyrene foam, wax, stone, rubber, creasoft. cork, paper, beechwood, limewood, a woollen pompon, felt and china. Supplied in a wooden box , size 27 x 10,5 x 5,5 cm, with a perspex sliding lid. Full instructions of play included. Delivery without any decorative accessories, provided they are not part of the product! - Extra informatieArtikelnummer DUS-861 Vaardigheid Cognitief Merk Dusyma Leeftijdsindicatie Vanaf 4 jaar Levertijd Maximaal 5-7 werkdagen