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Showing results 61 to 68 of 68
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Bouncing Yo-Yo
Source Institutions
In this activity, learners build unique yo-yos, which spin round and round without moving up and down.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-706.jpg?itok=8aEwQOrL)
Hovercraft
Source Institutions
In this activity, learners build a hovercraft using a paper plate, cup, and simple motor.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-233.jpg?itok=wTiU_9DB)
Magnet Tower
Source Institutions
In this activity, learners build magnetic towers to explore the forces and properties of magnets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-227.jpg?itok=0xRQ6Val)
Chirping Bird
Source Institutions
In this activity, learners build a cuica or chirping bird using straw, string, and a bottle cap. Use this activity to explore the interplay of motion and sound.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-241.jpg?itok=t7wD3J6Z)
Squidgy Slime
Source Institutions
In this chemistry activity, learners transform two ingredients (4% polyvinyl alcohol solution and 4% borax solution) into gooey slime.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-257.jpg?itok=pg97dFxp)
Rubber Band Boat
Source Institutions
In this activity, learners build styrofoam boats powered by twisted rubber bands.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-242.jpg?itok=c6prVQMD)
Minibot
Source Institutions
In this activity, learners build a mini dancing robot. This engineering activity introduces learners to electricity, circuits, switches, conductivity, and motors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-256.jpg?itok=2GZwMD2Z)
Thumb Piano
Source Institutions
In this activity, learners explore sound by constructing a simple piano out of wood and craft sticks.