Straw Structure Small Group Pack Pre-K-5th What are Straw Structures? Learners explore the geometry of line segments, lines, shapes, and forms to engineer and rebuild structures that re... $69.50 Crankie Contraption 1st-5th What’s a Crankie Contraption? Tell a scrolling illustrated story using a cardboard screen machine! Learners will integrate engineering, art, a... $8.95 Drawbot 3rd-5th What’s a Drawbot?  Drawbots are unique, rebuildable, whimsical machines that move, scribble, and draw. Learners build, test, deconstruct, and ... $8.95 Art Machine Pre-K-3rd PK / TK learners benefit from the parallel play of a caregiver or educator with their own pack!   $8.95 Blendie Pre-K-5th What’s a Blendie? Explore symmetry, balance and optical color mixing with a rebuildable, durable spinning top! Add color to parts using a set ... $8.95 Electric Vehicle 3rd-5th What’s an Electric Vehicle? Learners design, build, and test a battery-powered vehicle that moves using a motor and a simple circuit. They’ll ... $8.95