Tie- in to Ancient Civ- Middle School Builds World’s Largest Tetrahedron - Built by the fifth and sixth grade students, this Rainbow Tetrahedron contains individual pyramids. The structure is 16 feet tall.
How many triangles can you make with 9 sticks? Or older kids, Who can use these 9 sticks to make the most triangles? Kids can reinforce geometry and critical thinking skills through creating various shapes with sticks.