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Balloon Expansion Lab | Montessori Chemistry Experiment | States of Matter
Make the invisible world of particles and energy transfer visible with this hands-on Balloon Expansion Lab. Designed for grades 4–6, this experiment lets students observe how gas particles respond to temperature changes, deepening their understanding of states of matter and energy transfer. In this activity, students place a partially inflated balloon in warm water and watch it expand as the gas particles gain energy. Then, they place the same balloon in ice water and see it shrink as pa
3rd - 8th
Basic Principles, Chemistry, General Science
Affected by Gravity Sort | Montessori & Homeschool Hands-On Learning
Bring physics to life in your classroom with this engaging Affected by Gravity Sort activity! Designed for Montessori classrooms, homeschool families, and upper elementary science teachers, this hands-on sorting work helps students explore which objects, forces, and phenomena are affected by gravity—and which are not. Perfect for introducing or reinforcing the concept of gravity, this activity includes clear sorting cards that can be laminated for repeated use. Students simply read each card,
K - 8th
Basic Principles, Physical Science, Physics
Marie Curie Spinner Craft, Women in STEM Activity, Girls in STEM Printable
Introduce students to one of history's most influential scientists with this engaging Marie Curie Spinner Craft! This hands-on activity helps young learners discover the life and achievements of Marie Curie while building an appreciation for science, perseverance, and innovation.Perfect for Women's History Month, STEM units, biography studies, science centers, and homeschool learning, this interactive spinner encourages meaningful discussions about scientific discovery and the important contribu
PreK - 3rd
Basic Principles, Chemistry, General Science
Design Thinking & Engineering Process Worksheet | Printable STEM Reflection
Design Thinking & Engineering Process Worksheet | Printable STEM Reflection for Grades 3-5Engage your 3rd–5th grade students with this versatile Design Thinking & Engineering Process Worksheet, perfect for any STEM or makerspace activity! This printable reflection tool guides learners step-by-step through the problem-solving process— from asking and imagining to testing and improving—while encouraging critical thinking and creativity. Whether you're running a classroom engineering challenge, a
3rd - 6th
Basic Principles, Engineering, Physical Science
NGSS
3-5-ETS1-3
, 3-5-ETS1-1
, 3-5-ETS1-2
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