You could find Isosceles Triangle Magformers in the following sets:
- Magformers My First Tiny Friends 20
- Magformers Expert Set 400
- Magformers Pythagoras Set 47
- Magformers Dinosaur Set 65
- Magformers Lighted Set 55
- Magformers R/C Cruiser Set 52
- Magformers Zoo Racing Set 55
- Magformers Creative Set 90
- Magformers Power Sound Set 59
- Magformers Village Set 110
- Magformers Smart Set 144
- Basic KS1/KS2 Classroom Pack Inc Storage
- Maths KS1/KS2 Basic Pack Inc Storage
- Magformers Basic 90 Set + Storage Box
- Magformers Basic 40 Set + Storage Box
- Amazing Construction Set 50
- Animal Jumble Set 60
- Magformers Iso. Triangle Set 12
