Maru and Hana walk through a narrowing toilet paper roll pathRion NakayaNovember 12, 2020November 12, 2020
How to make a periscope (and see the science of how it works)Rion NakayaOctober 5, 2020September 26, 2023
Create a construction set with interlocking slots, a Tinkering Studio DIY projectRion NakayaAugust 19, 2020February 9, 2022
