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SCAEMO DIY Bluetooth Speaker Kit, Stem Projects for Kids Ages 8-12, Science STEM Kits for Kids Ages 10-12-14-16, Gifts for 9 10 11 12 13 14 15 16 Year Old Boys Teens (Wood)
STEM 4 Set Solar Motor Kit,Wooden Model Electric Car Science Experiment Projects,Educational 3D Building Puzzles Electronic with 3 Different Motors
