STEM Explorers Bridge Builders Art & Crafts>>Yarn & Sewing>>Crafts Yarn The four different sizes range

The four different sizes range from 6-1/8" to 2-5/8"

• Sun: 10

When we started developing Peeka

23 total pieces

utensils and paintbrushes

STEM Explorers Bridge Builders Art & Crafts>>Yarn & Sewing>>Crafts Yarn The four different sizes rangeThe latest learning adventure from STEM Explorers! Follow along with this set's challenge guide to design, construct, and test bridges and buildings that demonstrate the basic STEM principles of structural engineering. Set of 77 pieces includes bridge platforms, columns, pulleys, a testing truck, and more. Build Critical Thinking Skills: As they test and tweak their designs, kids will also use this STEM building toy to build essential critical