APEGA Science Olympics
Baking - The Science of Baking
Binary Coding - Intro
Bristlebots
Building Big Challenge - PBS
Caine's Arcade
Chrome Music Lab
Clothing4Climate
Cubefold
Design a Game Board
Design Challenges
Egg Drop Challenge
Engineering Challenges
Engineering Design Challenges
First Lego League
Genius Hour
Global Cardboard Challenge
Google Animation - Red Ball Challenge
Hour of Code
Hummingbird Bit Challenge Cards (MakeCode)
Inside Education - Teacher Resources
Instructables
Let' s Talk Science
LivingSpace
Lunar Rover Challenge
MakeCode Arcade
MakeCode - Micro:bit
MakersMakingChange
Makey Makey Controller Challenge
Math Walks
Micro:bit - Do Your Bit Challenge
Minecraft EDU Challenges
Mini Golf Course Challenge
Molecular Gastronomy - Edible Water Bottle
Mystery Bag Challenges
NASA STEM Activities
Origami Challenge
Owl Pellet Dissection
Paper Airplane Challenge
Paper Making
Plastic Bag Challenge
Postcards to Space - Blue Origin
Pringles Ring Challenge
Rube Goldberg Challenge
'Shark Tank' - Inventions
Sketchpad
Sudoku
Take Apart Challenge and Upcycle
Teacher Guides from PBS - Free to download all!
Technovation Families
Tomatosphere
Unplugged Coding
Yahtzee