Features:
1. Bubble with addition and multiplication problems (single and double digits) that can be flipped over by pressing with a finger, allowing for calculation practice in a fun, game-like way.
Practice addition and multiplication in a fun way.
Suitable for single and double-digit calculations.
High-quality silicone material.
2. Convenient for carrying, with a hook attachment hole on the body. Attach a carabiner or your existing strap to hang it on your bag or backpack, making it easy to carry. You can also avoid the risk of accidentally dropping it when you're out.
Specifications:
Color: As shown in the first image
Front: Addition, Back: Multiplication
Size: 20x20x1.5cm
Weight: 140g
Material: Silicone
Packaging: Simple packaging
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