Learning Resources Jumbo Tweezers. Engage young learners with these brightly coloured, oversized tweezers. Chunky design features ergonomic depressions to help small hands grip in the correct places and develop fine motor skills. Please note, tweezers are sold separately. Product price is for one pair of tweezers. Plastic tweezers measure 15 cm length. 6 Vibrant Colours - one will be chosen at random but if you require a specific colour, please leave comments in the delivery instructions box in checkout.  Suitable for ages 5 years and above.