Elementary Negative Snake Game 2095025 Convenient wavelength for the investigation

Convenient wavelength for the investigation of transverse waves

It is ideal for small-to-medium sized performance scenarios

Iron Filings

board and leather

with chairs 260mm

Elementary Negative Snake Game 2095025 Convenient wavelength for the investigationThe material consists of a presentation tray containing six boxes of bead material, one box containing 5 sets of colored bead stairs, one box containing 5 sets of negative bead stairs, one box containing 1 black and white bead stair, one box containing 1 pink and white bead stair, one box containing 25 golden ten bars and one box containing 25 gray ten bars.; Age 6 12 Years Old