Built a catapult

English Language Arts

• The child practiced following step-by-step instructions to build the catapult, improving their reading comprehension and ability to follow directions.
• They can write a report or a step-by-step guide on how to build a catapult, enhancing their writing and organizational skills.
• The activity can inspire creative writing, such as a fictional story involving a catapult or an imaginative letter from a character using a catapult.

Math

• The child learned about measurement and estimation by using rulers or measuring tapes to ensure the catapult's components are the correct length or distance apart.
• They can explore the concepts of force, distance, and trajectory by experimenting with different launch angles and distances for the projectiles.
• The child practiced division and counting by calculating the distance the projectiles traveled and comparing the results.

Science

• The child learned about simple machines by understanding how the lever system of the catapult works and how potential energy is converted to kinetic energy.
• They can experiment with different materials for the catapult and projectiles, learning about the impact of mass and materials on the catapult's performance.
• The child can explore physics concepts such as energy, potential and kinetic, and Newton's laws of motion by observing and analyzing the catapult's movement and performance.

For continued development, encourage the child to design and build more complex catapults, incorporating different materials or mechanisms. They can also explore the history of catapults and their significance in warfare, connecting the activity to historical and social studies topics.

Book Recommendations

• The Boy Who Harnessed the Wind by William Kamkwamba and Bryan Mealer: A true story of a young boy in Malawi who builds a windmill from scrap materials, inspiring and relevant to the engineering aspect of building a catapult.
• The Most Magnificent Thing by Ashley Spires: A story about a girl who builds a magnificent invention, teaching perseverance and creativity, which are relevant to the activity of building a catapult.
• The Science of a Catapult by Jen Swanson: A non-fiction book exploring the science behind catapults, perfect for integrating the activity with further learning about science and physics concepts.