Parallel Lines and Transversal - Angles Teaching Aid

📐 A wooden parallel lines teaching aid: two parallel strips cut by a moveable transversal, with coloured angle pieces. Move the transversal and show that corresponding and alternate angles stay equal.

📦 What's inside

• 1 base board
• Parallel strips and transversal
• Coloured angle pieces
• Size: approx. 42 × 30 × 4 cm

🧠 Skills developed

• 📐 Geometry: parallel lines and transversals
• 🔺 Angles: corresponding, alternate, co-interior
• 🧠 Reasoning and proof by demonstration
• 👀 Visual learning

🎤 How to use

• 📐 Swap the angle pieces to show which angles are equal
• 🔄 Change the slope of the transversal and check again
• ✍️ Record the angle pairs in a notebook

🏫 Perfect for

• Geometry lessons
• Maths labs
• Exhibitions and maths fairs

📘 NEP 2020 & curriculum fit

• Mathematical thinking and reasoning: geometry
• Experiential, play-based learning
• Montessori area: Mathematics

🤝 Pairs well with

• Area of a Triangle
• Pythagoras Theorem
• Geoboard - Make your own shape
• Mathematical Division Board - English - Learn division through pictures

Brought to you by J. Dutta & Co., makers and suppliers of educational toys since 1964.