STEM Contest

Cardboard Ratchet Mechanism

Glow in the Dark Oobleck

DIY Planimeter and Pentograph,A Study of Basic Terms Related to Kinematics

4x4x4 Led Cube

Exercise Bike Pedal Generator/Human Powered Lipo Charger!

Cardboard Laptop Sleeve from a 12 pack

The Algorithm Machine

Laser Cut Bridge STEM challenge!!!

Simple Rotor Balancing Machine

The Eratosthenes-inator

Classroom MP3 Quiz Board

Mini Reprap 3d Printer Build

Hot-glue Key-Chain Designs

Tree Planting Paintballs

SCARA Robot: Learning About Foward and Inverse Kinematics!!! (Plot Twist Learn How to Make a Real Time Interface in ARDUINO Using PROCESSING !!!!)

Fully 3D Printed Dual Lead Screw Vise/ Clamp With Quick Release Mechanism

3D Printed Galton Board

Designing a 3D Printable R/C Aircraft (Thin Walled, Lightweight Printing)

PUBLU: DIY Posable Puppet

Arduino Laser-based Timing System

Patterns on a Portable Loom

STEM on a Budget

Mini Homemade Telegraph

Folder Kaleidoscope

1 Minute Marble Run

Inexpensive Home Metal Casting

Vending Capsule Terrarium

Best STEM Activities for Different Age Groups

Solid State Tesla Coils and How They Work

Laser Refractometer

Low Cost Molecular Models With Laser Cutting

How to Make Easy Water Filtration

Visualize Your Bitcoin Gain and Loss With Arduino & Python

Combining a Simple Real-World Object Into Your Designs With Tinkercad

Easy IOT - Remote Controlled Relay Node

Easy IOT – Remotely Controlling ESP32 Using an Android App

Plant Incubator (A Micro Gravity Incubator for Plants)

Pinhole Reading Assist

Plant Cell Operation With Makey Makey

Mini Robotic Table (prototype)

Arduino TOTP Generator

Dice Generator

3D Printed Mouse-trap Cars

Mini Fireplace of a Song of Ice and Fire Theme

Use Gestures to Control YouTube Playback With Arduino

Making Makers: Create a STEM Scholarship to Inspire the Next Generation of Makers

STEMFIE Rubber-Band-Driven Car

K'NEX F1 Race Car

Robotic Nutcracker Pin Walker

Robotic Cam Steered Vehicle

Celestial Sphere - Sky Dome

DIY Solder Fume Extractor

EggLander

DIY Frog for Dissecting

Erase Ink From Paper With Chemistry

FUSED PLASTIC CHRISTMAS TREE WITH LEDS

"No Fall" Toy Mechanism

How to Make Mini CNC Machine

Automatic Waste Sorting Machine

Vacuum Siphon: Better Coffee Through Chemistry

Learn how to make A Portable Battery Powered Monitor That Can Also Power a Raspberry Pi

Rotation Machine

School Wide STEM: Ball Run

AUTOMATIC SCREW TIGHTENER

Build Variable Bench Power Supply (500W) for Only $17

DIY Image Sensor and Digital Camera

STEM-Game Platform Lesson Plan - Device & Software Development Course

Raspberry Pi 7" Touchscreen Tablet

Hacking 3D Printer Into CNC Router

Taller Avión Tubular

Taller De Zoótropos

Taller Del Código a la Realidad

Taller Patrones en Movimiento

Taller Paisajes Sonoros

Hacking Old IdeaWerk 3D Printer Into Laser Engraver

A LAMP Server

Internet of Things, Fun With Node-Red, Smartphone Control, Raspberry Pi

Turbocharger Jet Engine [OUTDATED] New Design Will Be Posted Soon

Homemade Millikan-experiment to Determine the Elementary Charge of an Electron

Basic Miniature Desktop Trebuchet [3D-Printed]

The Exponential Decay Paper Christmas Tree

STEGObot: Stegosaurus Robot

Animatronic Arm for Kids

DC Motor Speed Control PID

A Fresh Take on Catapults in the Classroom

Paper Roller Coaster

The STEM Bridge Challenge!!!

3D Printed Loaded Dice - Teaching Probability

Arduino Line Follower Wallrides Classroom Whiteboard

Magnetic Circuit Blocks

"VOICE+" Voice Interactive Wall Lamp

Tinkercad 3D Printed Cookie Cutter

IoT Power Module: Adding an IoT Power Measurement Feature to My Solar Charge Controller

Connected Flowerpot for Micro:bit

How to Convert Your Circuit Idea Into Printed Circuit Board (PCB)

A Homemade Webcam-spectrometer for Emission and Absorption Spectra

Gameboy Cartridge Display and Shelving

Taller Arboles Fractales

Lego Wind Car

The Jamin-interferometer, the Simplest Interferometer in the World

STEM Clubs Simple Experiments

Induction Demonstrator

Additive Color Mixing Demonstrator

Light Up Gingerbread House