Science can be fascinating and fun with cross-age learning. For example,
how many drops of water can sit on a penny if carefully applied with
an eyedropper? Why so many? Hmmm!
Title of Lesson: Egg Drop
Grade Range: 1-6 (1+4, 2+5, 3+6)
Introduction: 3 sessions: #1=30 minutes, #2=30-45, #3=60 minutes
String, scissors, masking tape, newspapers, plastic bags, ladder
or someplace high to stand, one egg from home for each set of buddies.
Day 1: Rules & Planning
1. Teachers explain rules:
a. Your egg will be dropped onto concrete from 12 feet.
b. Goal: No breaks or cracks.
c. You and your buddy design something to protect egg from hard impact. You
may bring items from home and we will share plastic bags, string, and paper.
2. Buddies plan.
1. Teachers review rules and goals; answer questions
2. Buddies work together to design, then put it together, leaving space for
1. Review rules.
2. Buddies put eggs into their designed protection and secure.
3. Buddies sit on ground outside, teacher drops each package, and students
4. Discussion about what seemed to work and what didn’t work well.
Title of Lesson: Static Electricity
Grade Range: 2+5
Experiment to demonstrate static electricity.
Balloons, wool cloth, paper, combs, yarn, etc.
1. Have students blow up and tie balloons, tear paper into small
pieces, and cut yarn into strips.
2. Demonstrate how to use balloons.
3. Students work with buddies and design experiments using the equipment they
Title of Lesson: Drops of Water on a Penny
Grade Range: 1-5
Introduction: Concept: Surface tension. Partners will see
how many drops of water can sit on a penny.
- eydroppers: one for each pair of students
- pennies and/or nickels: one for each pair
- paper towels or rags for each team
- small water containers for each pair
Methodology (200-500 words)
- Discuss what students will be doing as a class.
- Take estimates of how many drops of water will sit on a penny.
- Hand out materials.
- Experiment: Students take turns putting drops of water on a penny
and counting how many drops will sit on the top without spilling.
- Clean up.
- Discussion of what happened in the experiemnt.
- Introduce surface tension vocabulary.
- Added Lessons:
- Compare amounts of water on a penny versus on a nickel.
- Older buddies can discuss Abraham Lincoln with little buddies.
If you use nickels, discuss George Washington and what a president
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