Snowball Launchers!

How does a gentle pull change a cotton-ball launch? Students compare teacher-tested 1 cm and 2 cm pulls, repeat trials, and measure first landings. Includes a target-size extension. Adults prepare launchers; eye protection and latex precautions required. Grades K–2. 13-page printable PDF. Includes teacher directions, supply checklist, two student recording levels, extension activity, science notes, vocabulary, exit ticket, teacher answer guidance, selected Texas TEKS connections, and terms of use. Allow about 35–40 minutes; extensions require additional time. Digital download; no physical item or slide deck. Single-teacher classroom license.