Busy Button Box Design Process - DIY Montessori-style Electronic Board Toy for Toddlers

Hydraulic Hand - STEM Activity for Kids with Simple Syringe Hydraulics

Tornado Tower Challenge - DIY Engineering Project Idea for Kids

Examples of Over-Engineered Machines

Drawing Machine Prototype - Example Clip

Automata drum machine example

Young Engineers - Angular Momentum Spinners - DIY Science and Engineering Gadget for Kids

Young Engineers - Hydraulic Judo Robot - Fun and Exciting STEM Project for Kids and All Ages

Young Engineers: Pyramid Catapult - Easy and Powerful DIY STEM Project for Kids

Young Engineers: Crash Test Car - Exciting and Fun Engineering Project for Kids

Young Engineers: Class 3 Catapult - Sturdy and Fun DIY Engineering Activity for Kids

Young Engineers: Mechanical Hand - Engineering Activity for Kids and Middle School

Young Engineers: Zipline Racer - Fast and Fun DIY STEM Project for Kids and Students

Young Engineers: Pneumatic Machine - Build a DIY Air Pressure Powered STEM Project for Kids

Young Engineers: Wind-Powered Sail Car - Easy DIY STEM Activity for Kids

Young Engineers: Handheld Slingshot - Fun and Easy Engineering Project for Kids

Young Engineers: Triangle Truss Bridge - Simple and Strong Engineering Project for Kids

Hydraulic-Powered Box - Fun DIY STEM Project Idea for Kids

Young Engineers: Pyramid Slingshot - Easy, Cheap, and Fun DIY Engineering Project for Kids

STEM Inventions DIY Building Kit for Kids - A Toy Designed to Help Kids Think and Act Like Inventors

Young Engineers: Class 1 Catapult - Easy and Fun DIY STEM Project for Kids

Young Engineers: Trigger Launcher - Easy Craft Stick STEM Project for Kids

Young Engineers: The Best Rubber Band Car - Hands-On Engineering Project for Kids and Middle School

Young Engineers: Slingshot Car - Easy and Fun DIY STEM Project for Kids

Young Engineers: DIY Bow and Arrow Project made from Craft Sticks, Rubber Bands, and a Straw

Cat and Dog Bot

Bunny Bot Instructions: DIY Wooden Robot Kits

Walk Bot Instructions: DIY Wooden Robot Kits

Cart Bot Instructions: DIY Wooden Robot Kits

Dragon Bot Instructions: DIY Wooden Robot Kits