The Crystal Connectors set includes 200 translucent discs in a rainbow of colors, perfect for building stunning three-dimensional structures that capture and reflect light. The set features two sizes of discs, with diameters of 1½" and 2¼", allowing for versatile design possibilities.

The Giant Crystal Connectors set includes fifty 4-inch colorful slotted discs, designed to offer children a hands-on, 3-D building experience. These oversized connectors can be used on or off a light table, creating an engaging and visually stimulating playtime.

The Circuit Blox 120 Classroom Set is a hands-on STEM kit for kids ages 8 and up, featuring electronic components that allow them to build 120 different projects.

The Circuit Blox Lights Deluxe Classroom Set is a fun and educational kit for children ages 8 and up. It includes 4 multi-function controller modules, 4 voice/sound controller modules, 4 color-changing lamp modules, 4 battery blocks, 96 LED blocks, 432 spacer blocks, 16 1x4 and 16 1x1 wire blocks, 4 USB jack blocks, and 8 base grids.

The Circuit Blox 800 Classroom Set is an advanced STEM kit for kids ages 8 and up, offering 800 different projects to explore. It includes a wide range of electronic components such as switches, lamps, heart LEDs, star LEDs, motors, capacitors, resistors, inductors, buzzers, photoresistors, transistors, and even an electromagnetic inductive windmill.

The Power Blox Advanced Classroom Set is a revolutionary STEM kit that allows kids to build circuits directly into their projects without the need for wires. This set includes over 400 patented parts, including 45 LEDs, and features a unique power block to light up 3D circuits.