Mechanical Energy: Invention Convention

Grades: 2nd - 3rd (Ages: 7 - 9) Co-ed

Seasons Offered: Winter

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Mechanical Energy: Invention Convention

Grades: 2nd - 3rd (Ages: 7 - 9) Co-ed

How far can you send a cotton ball with your catapult? How can you make a pulley to send messages?  How fast can your Bristle Bot move? Make a wobble bot and test electromagnetic fields. Construct fun machines using simple materials to explore wheels, levers, wedges, inclined planes, pulleys, screws, and circuitry. 

Additional Notes

Students bring home a cover sheet from their first class which outlines the topics covered each week. Please ask to see your child’s projects after each class and ask them to demonstrate!

Available Sessions

  • Ashburton Elementary School

    6314 Lone Oak Drive, Bethesda, MD 20817

    01/16/2026 to 03/13/2026

    Fri
    3:30pm to 4:30pm

    $198.00

About Big Learning

Big Learning’s mission is to operate instructional programs in language, sciences, and engineering for PreK, elementary, and middle school students in Montgomery County, Maryland. Our standards for value: We offer programs that offer children immediate educational benefit and enjoyment, while building powerful knowledge, skills, and competencies for a lifetime of learning. Our programs expand children’s horizons, and build excitement about learning and a thirst for understanding. Our commitment to equity: We strive to make our programs available and to provide value to children and youth across the income spectrum, and to improve equitable access to enrichment.

Currently serving schools in Montgomery County.

Refund Policy

Make-ups are scheduled when possible for weather closures, either by adding a week at the end or by lengthening the final classes. In the case of excessive weather closures when it is not possible to make up all the cancelled classes, no refunds are provided. Refunds are not provided for individual student absences.