elementary school student science and technology small production children's creative diy physics experiment science teaching aids handmade material steam education

3 piece

Specifications

penguin clock	CN¥ 3.78
pencil conductive	CN¥ 2.17
cat and mouse	CN¥ 3.77
bevel-the motion of an object	CN¥ 6.05
high-altitude bicycle	CN¥ 6.28
fly take away luding bridge	CN¥ 5.14
portable power generator	CN¥ 4.79
portable power generator [upgraded version]]	CN¥ 5.02
portable power generator [deluxe edition]]	CN¥ 5.24
revolving scenic lantern	CN¥ 2.45
wind vane	CN¥ 1.82
rubber band power trolley	CN¥ 3.19
rickshaw	CN¥ 4.0
wooden shooting machine	CN¥ 3.77
hand windmill	CN¥ 4.0
solar energy driven car	CN¥ 5.47
day and night alternation	CN¥ 5.59
astronomical telescope	CN¥ 4.0
loom	CN¥ 5.7
solar double ring	CN¥ 7.42
mars transporter	CN¥ 9.01
suspended train	CN¥ 8.38
slide projector	CN¥ 5.02
old-fashioned washing machine	CN¥ 9.7
mars rover	CN¥ 10.15
mars energy base	CN¥ 9.12
artificial rocket	CN¥ 13.68
geosynchronous satellite	CN¥ 14.82
oil-pumping machine	CN¥ 11.17
twin-engine taxiing aircraft	CN¥ 6.28
colorful star light	CN¥ 7.42
hand-cranked butterfly	CN¥ 5.78
remote control four-wheel drive	CN¥ 12.54
artificial satellite	CN¥ 10.84
hydraulic mechanical arm	CN¥ 15.5
electric tank (new)	CN¥ 13.12
lunar rover	CN¥ 6.73
solar windmill	CN¥ 7.75
conductor detector	CN¥ 5.14
magic box	CN¥ 6.61
gear round trip	CN¥ 7.75
wonderful window	CN¥ 6.28
oscillating fan	CN¥ 7.75
brine generator	CN¥ 7.42
wind turbine	CN¥ 7.75
power bank	CN¥ 7.75
remote control racing car	CN¥ 10.26
bipedal robot	CN¥ 8.21
walking robot	CN¥ 7.3
automatic serve machine	CN¥ 5.36