STEM Resources
Free downloadable activity sheets, schematics, and reference guides compiled by our academic team.
6+
Resources
3
Categories
100%
Free
PDF Guide
Coding
18 pages2.4 MB
Scratch Coding Basics Guide
An introductory guide outlining visual block interfaces, basic loops, conditions, and coordinate movements.
Visual block codingLoops & conditionsSprite movements
Activity Sheet
Electronics
12 pages1.8 MB
LED Circuit Construction Guide
A step-by-step breadboard layout to assemble parallel and series LED circuits safely.
Series circuitsParallel circuitsSafety guidelines
Reference Card
Electronics
4 pages950 KB
Arduino Pinout Reference Sheet
A visual schematic detailing analog pins, digital PWM outputs, power pins, and voltage restrictions.
PWM outputsAnalog pinsPower mapping
Checklist
3D Design
8 pages1.1 MB
3D Printer Setup Checklist
Essential calibration procedures including bed leveling, nozzle temperature, and filament extrusion guidelines.
Bed levelingNozzle tempExtrusion settings
Template
Coding
22 pages3.1 MB
Mobile App Layout Wireframes
Grid templates for designing screen flow, button mapping, and navigation layouts in MIT App Inventor.
Screen flowButton mappingNavigation UX
Reference Card
Electronics
2 pages640 KB
Resistor Color Code Chart
Quick guide to calculate resistor values from standard color bands and tolerances.
Color bandsTolerance valuesQuick reference
