The movable hour and minute hands — designed in contrasting colours — rotate smoothly using a secure centre fastener.
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These 1–10 number matching puzzle cards are designed to help young children learn counting and basic math skills in a fun and interactive way.
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Suitable for ages 8 and up. Ideal for young dinosaur enthusiasts and aspiring paleontologists interested in science and technology. Type: Science Kit. NEW & SEALED.
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eBay
eBay
Complete Kit includes everything that you need to build a high performing Cloud Chamber. The cloud chamber works by creating a supersaturated cloud of alcohol within the chamber. The cloud forms because the air inside your chamber is holding the maximum amount of alcohol that it can.
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eBay
1x Great Dodecahedron available in various sizes. (including custom ones upon request) Use them as mathematical props? Use in small alien colony dioramas? Create small monumental architecture for ants? Your imagination is the limit! Note: In this case the size of them is measured according to the distance between 2 of their parallel triangle shaped edges. Or put otherwise, their height when placed and allowed to fully rest as in the picture with them all together.
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