Why the Hardest Rocks Can Be Easy to Break
AdultsEducationMathPhysicsScienceGeologySo, rocks are hard. But the scale we use to rank them, the Mohs scale, is only really good at quantifying that for one kind of hardness, and topaz is a perfect stone to talk about to explain that. And you can check it out in our SciShow Rocks Box subscription!
Five Little Penguins Jumping On The Bed
KidsMathMovementMusicEntertainmentFive Little Penguins Jumping on the Bed is a fun and catchy song for kids that will have them bouncing along to the beat.
Financial Literacy For Kids: Making A Budget
YouthHow-toMathEducationPersonal FinanceFinancial Literacy for Kids—Making a Budget explains how to create a budget based on your income and expenses.
Financial Literacy For Kids: Needs & Wants
YouthHow-toMathEducationPersonal FinanceFinancial Literacy for Kids: Needs and Wants explains the difference between needs versus wants.
Shall We Fix The Leaning Tower Of Pisa?
KidsConstructionHistoryMathDesignArchitectureLet's learn about symmetrical and asymmetrical designs though looking at the example of the leaning Tower of Pisa.
The Odd Number Rule
AdultsData ScienceEducationScienceMathMicheal teaches us about the "Odd Number Rule".
Game theory challenge: Can you predict human behavior?
AdultsHumanPsychologyScienceMathSolve this classic game theory challenge: given integers from 0 to 100, what would the whole number closest to ⅔ of the average of all numbers guessed be?
Can you solve the dark coin riddle? - Lisa Winer
AdultsCreativityMathGamingYou heard the travelers' tales, you followed the maps, and now, you've finally located the dungeon containing a stash of ancient coins. The good news: the wizard who owns the castle has generously agreed to let you have the coins. The bad news: he's not quite as generous about letting you leave the dungeon ... unless you solve his puzzle. Can you solve it and get out alive? Lisa Winer shows how.