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Self-made slide projector DIY technology hand invented materials science experiment students popular science equipment

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  • Self-made slide projector DIY technology hand invented materials science experiment students popular science equipment
  • Self-made slide projector DIY technology hand invented materials science experiment students popular science equipment
  • Self-made slide projector DIY technology hand invented materials science experiment students popular science equipment
  • Self-made slide projector DIY technology hand invented materials science experiment students popular science equipment
  • Self-made slide projector DIY technology hand invented materials science experiment students popular science equipment
  • Self-made slide projector DIY technology hand invented materials science experiment students popular science equipment
$253,353.14

Description

Features: This series of products combines physical science, energy utilization and spatial thinking perfectly into a multifunctional and visualized educational toy, which is an educational educational educational toy for parents and children. By using gears, motors, motors and other components, children can feel the knowledge of various disciplines such as air pressure, electricity, mechanics, buoyancy and mechanical combination, such as physics, chemistry, astronomy and mathematics, and visualize, model and standardize them.

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