This Learning Resources best selling Hot Dots Lets Learn; All-in-one Starter Set is perfect for getting hands-on with maths; Set includes books focusing on addition, subtraction and telling the time. . This comprehensive set includes three spiral bound books - 192 colourful activities in total, an interactive Hot Dots Talking Pen and a sturdy cardboard box to store it all in - everything you need to get started with Hot Dots; The Talking Pen requires 2 AAA batteries (not included). Supports addition, subtraction and telling time. Supports addition, subtraction and telling time. 192 self-checking activities. Includes original talking hot dots pen. Size H4, W29.5cm. Batteries required: 2 x AAA (not included) plus . For ages 5 years and over. WARNING(S): Only for domestic use.