Three splined holes for secure 90-degree connections enable stable and precise builds
Compatible with dowels, billets, screws, and various building systems for versatile use
Made from sturdy, child-safe plastic ensuring safety and durability
Reusable and non-toxic materials support safe, long-term educational use
Compatible with recycling bin materials, arts crafts supplies, and hardware for expanded creativity
Summarized by Shop
TeacherGeek perpendicular block components are an essential element for a variety of STEM | STEAM | Engineering projects. Manufactured from sturdy, child-safe plastic, they feature three splined holes to securely hold dowels or rods at right (90°) angles. Ream (open) the holes with a reamer hand tool, allowing dowels, billets or screws to