measuring microscope

Educational Insights GeoSafari Microscope Science Set: Instruction Guide Included, Suitable for Grades 2-11

FUN LITTLE TOYS Children's handheld microscope Optical HD portable microscope, microscope biological education science experiment toy gift.(black)

Discovery #Mindblown DIY Toy Model Engine Kit

Educational Insights GeoSafari Micropro 95-Piece Microscope Set

Educational Insights GeoSafari My First Microscope - Pink

Kaplan Early Learning Nature View Microscope

Smithsonian Mega Science

10pc Math Tool Kit in Box - up&up™

50PCs Microscope Kit Set in Carrying Box for Kids Educational Science Lab with 120X - 1200X Microscope Slides Specimens -Play22usa

National Geographic Completely Gross

Thames & Kosmos Robotic Solar Flower

National Geographic Ancient Egypt Dig

Smithsonian Plasma Ball: Science Kits for 8th-11th Grade, Includes Instruction Guide & Poster

Hand2Mind Starter Science Flasks: Educational Science Kit with Stand & Experiment Guide for Preschool Grade Level

National Geographic Lunarscope

Discovery #Mindblown Action Circuitry Electronic Experiment STEM Science Kit: Discovery Kids Educational Toy

Smithsonian 3-D LED Solar System: Science Kit, Instruction Guide, Astronomy Education for 3rd Grade

National Geographic Rock Tumbler Deluxe Series: Geology Kit for Grades 2-10 with Activity Guide

Dissect It Bat Lab: Educational Focus on Biology, Animals & Astronomy for 2nd Grade, Includes Tools & Guides

National Geographic Super Slime & Putty