Build student interest with this simple DNA activity!
Use ordinary dish soap, salt, and isopropyl alcohol to extract DNA from strawberries. Just follow the illustrated guide. No special skills or equipment required.
Curriculum topics: Biology, Life Science, Cell Structure, Genetics, Scientific..
Students deconstruct an object by focusing on its attributes rather than its intended function, allowing them to see the object's potential for alternate use.
Grades Covered: K through 10
Subjects Covered: Physical Science, Earth/Space Science, Art
Curriculum topics: Object Attribut..
Vibrations in the air create sound!
People of all ages love the razzy, jazzy Kazoo sounds that come from this fun-to-make and easy-to-play musical instrument. Vibration is the key to making sounds and this harmonica uses a rubber band trapped between tongue depressors (Jumbo craft sticks). Changi..
Superabsorbent-polymer in bead form
These tiny beads can soak up and hold over 100 times their weight in water! Each bead maintains its spherical shape and color. Observe how the beads absorb water over time. Create a fun illusion using the optical properties of the beads.
Curriculum topics: M..
Get wound up with wind power!
Use this enhanced pinwheel to measure the mechanical energy that can be obtained from moving air. Make the pinwheel spin by holding the device while walking or by using the "wind" from a fan. Take data - including measuring how much time is required for the device to..
Zip Through the Assembly for a Quick Launch
Use a bent spoon to store the energy needed to launch a pompom into the air. Explore different launch angles to vary the height reached and where the pompom lands.
Curriculum Topics: Motion and Forces, Potential and Kinetic Energy, Tra..