Elementary school students science making creative toys children science small handmade manual experiment homemade diy material set

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Applicable age:: 3 years old, 4 years old, 5 years old, 6 years old, 7 years old, 8 years old, 9 years old, 10 years old, 11 years old, 12 years old

Color classification:: Kindergarten 12-piece set First grade 12-piece set Second grade 12-piece set Third grade 12-piece set Fourth grade 12-piece set Fifth grade 12-piece set Sixth grade 12-piece set primary school physics principles 16-piece set homemade toy car series 26-piece set collection recommended screenshot Contact customer service to send battery solar set sea, land and air 16-piece set school hot sale handmade 16 piece set middle school physics and electricity experiment box