描述
By: Klutz | Age: 8-12 | English | 32 pages + Props & Tool | Paperback | 20.8 x 5.6 x 29.7 cm
A new take on the classic volcano science project. Connect together the electronics which use ultrasonic technology to turn water vapour into misty clouds that billow from a glowing volcano model. Learn about Volcanology as well at circuitry and ultrasonic sound waves.
熱銷中 Top Trending
Heroes of Olympus (正版) Collection (5 Books) (10th Anniversary Edition) (Rick Riordan)
銷售價格HK$329.00
原價HK$450.00
有存貨
Percy Jackson and the Olympians #1 The Lightning Thief (Graphic Novel) (Rick Riordan)
銷售價格從 HK$95.00
原價HK$104.00
有存貨