First Grade STEM Activities for Kids (173 results)

Have you ever noticed that the dried fruits or nuts in your breakfast cereal are not evenly spread out inside the box, or that in a container of mixed nuts Brazil nuts gather at the top? This phenomenon is commonly called the "Brazil nut effect," and the science behind it is surprisingly complex and far-reaching. This phenomenon can be a nuisance when you want to fill silos, bags, or bins with different types of materials. It can also be used to our advantage: an avalanche airbag uses the… Read more

Have you ever been in an elevator and wondered what the many little dots on the buttons are for? You can also find these dots in public buildings on room number signs or on ATMs. These arrangements of dots are a special writing system for the visually impaired called braille. By feeling the dots with their fingers, people can read what is written on a sign or elevator button. Do you want to find out how to read with your fingers? This activity will show you how! Read more

Have you ever dyed eggs? Turning eggshells from white into different, dazzling colors can be a lot of fun! People often do this using dye tablets to make different colors in a liquid bath. They then dip the egg into the liquid and wait till it turns the desired color. Eggs can be dyed in many other ways, and one neat method uses silk ties. Sounds strange to use clothing to dye eggs, right? But it actually works really well! In this activity, you will dye eggs with silk ties and… Read more