First-hand experiences with wheels, gears, pulleys and cams are an important part of design technology and STEM education. SI offers an assortment of these materials designed to work with either 3 mm BBQ skewers or 3/16” dowels. The 4 cm...

40, 30 and 20 mm diameter pulleys with 3.2 mm bores and one 10 mm pulley with a push fit to 2 mm motor shaft. Set of 100.

Contains 4 pulleys (two singles, one double and one triple sheave, plus joining pin) and instructional guide with suggested classroom activities. Ages 13 +.

A comprehensive kit with all of the materials required to build basic models including a winch and a trundle cart using gears, coroplast and JAX clips. The 16-page teacher’s guide covers many basic gearing principles including direction...

Discover basic pneumatic and hydraulic principles using syringes, tubing, valves and a variety of found materials. The teacher’s guide provides several design & make activities including a pump, car jack, extension grabbing arm and...

Teach students about forces on structures such as towers and bridges. Includes detailed teacher activity guide with experiments to teach students about strength and stability. Enough material for one group of students. Additional...

Light up your building centre with translucent building planks. These planks are designed to be stackable in all directions. Construct on top of a light panel for added fun. Each plank measures 4.6" x 0.93" x 0.3" (11.75cm x 2.35cm x...

Add a new dimension to your translucent building planks. Slot the planks in to create new angles and even a 90-degree angle for more secure constructions. Translucent building planks not included. Grades PreK+

Light up your building centre with translucent building planks. These planks are designed to be stackable in all directions. Construct on top of a light panel for added fun. Each plank measures 4.6" x 0.93" x 0.3" (11.75cm x 2.35cm x...

This 744 piece set contains multiple gears, pulleys, axles, chains, and frames to create an endless number of STEM projects. Contains a clear drive unit that can move the gears and other pieces forward or reverse. Requires one C battery...

This 744 piece set contains multiple gears, pulleys, axles, chains, and frames to create an endless number of STEM projects. Contains a clear drive unit that can move the gears and other pieces forward or reverse. Requires one C battery...

Unlock the secrets of bridge building and inspire inner creativity with this development from the world's leading construction experts. Challenge students to go beyond the set shapes and experiments with their own creations with included...