Size: 9*7.5*9cm, Made from smooth stainless steel balls, clear nylon threads, and a durable lightweight plastic base.
This is an educational toy that demonstrates Newton's law through the swinging and impact of the small balls.
It is a good physics teaching enlightenment toy to arouse children's curiosity, focus their attention and guide them to think about physics.
It can also be used as an interesting arrangement to play with it while you work and study, to relax yourself.
A meaningful gift that adds fun to life. Suitable for children, friends, parents, colleagues.
"Features: Not only demonstrates a pendulum, but also shows the laws of conservation of momentum and energy. Includes steel balls, plastic frames and base. Often used as a toy. Shape: Geometric Material: Metal, ABS Occasions: Office, Home, Table Desk Features: Funny, Creative, Room Decor, Desk Ornaments Size: 9cm x 7.5cm x 9.5cm/3.54"" x 2.95"" x 3.74"", Ball Diameter: 1cm/0.39"" (Approx.) Package: 1 x Cradle Ball"
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Sarah M.
Sehr beeindruckt von der Qualität und der schnellen Lieferung. Werde hier wieder einkaufen.
vor 4 Tagen
Fatima A.
Der beste internationale Versand, den ich je probiert habe. Jeden Cent wert!
