Wards Essentials Trigonometry Puzzle Set, High quality precision-cut Birch verner pure bond plywood, Contains: Step-by-step educational guide, Includes the unit circle, three 30-60-90 triangles, two 45-45-90 triangles, two circular sectors, Kepler's triangle
Making Dew Kit, Classroom Pack, Includes: 15 metal cans, 15 metal backed thermometers and a Teacher's Guide for 15 pairs of students. This is to understand how dew and frost are formed and to understand the concepts of condensation, dew point, evaporation, humidity and sublimation
Kid Group Set, Age: 3+, Big, soft, chunky pieces can be used by children with varying manipulative skills. Build 8 models from 1:1 correspondence cards or create your own creatures using the 131 parts, including 10 eyes and 2 ears/wings, Models are easily assembled
Wards Essentials Trebuchet Kit, Material: High quality precision-cut Birch verner pure bond plywood, Designed to be safe and robust, Dry firings and heavy projectiles are no problem, Holes are pre drilled, Medieval weapons, engineering, and physics, Beam arm: 21in