Bangun pengatur waktu animasi yang berjalan dengan tenaga air! Rakit roda air yang berputar saat gravitasi menarik air melalui cerat, lalu saksikan energi berpindah ke robot burung cuckoo. Isi cangkir atas, geser gerbang aliran, dan pengatur waktu dua menitmu mulai bekerja: roda berputar, figur bergerak, dan bebek muncul di cangkir bawah saat gayung terisi dan miring. Teknologi teknik, dibangun olehmu.
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The water wheel spins beautifully once you get the flow right, and watching it drive the cuckoo bird is genuinely mesmerizing. It’s not a quick build, but every step feels rewarding, and the gravity-powered mechanism works exactly as described.
Zoe★★★★★
My kids and I spent a whole afternoon building the water wheel together, and the moment the spinning wheel made that cuckoo bird pop out, they actually cheered. The gravity-fed spout is cleverly designed and surprisingly smooth to watch, even if you have to be patient with the fill.
Scarlett★★★★★
The cuckoo bird actually pops out and taps its beak when the wheel spins, which had my kids squealing with delight. The water-powered mechanism is clever and simple enough for a 9-year-old to manage with minimal help. We've run it three times already and the motion is surprisingly smooth every time.