BEST SELLERS

Leave Your Family

Put your great-grandmother’s name on a leaf, then stick her on this family tree. Our genealogy kit includes a faux-parchment 18” x 14” family tree and (25) little leaf stickers for assorted ancestors, along with (48) assorted branch stickers to connect the leaves. You’ve got uncles you’d rather forget? Stick ’em on the ground under the tree, and tell people they fell off.

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ARTSY FAMILY TREE STICKER KIT

Leave Your Family

Put your great-grandmother’s name on a leaf, then stick her on this family tree. Our genealogy kit includes a faux-parchment 18” x 14” family tree and (25) little leaf stickers for assorted ancestors, along with (48) assorted branch stickers to connect the leaves. You’ve got uncles you’d rather forget? Stick ’em on the ground under the tree, and tell people they fell off.

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$7.95 EACH

Hydraulics Made Easy

Cleverly made, and mighty heuristic, too. For someone entranced by hydraulics, or for a whole classroom of students, there's the Pathfinders 4-In-1 teaching kit, with 4 different hydraulic-system kits that use unfinished wood, transparent tubing, and plastic syringes, which power the movement. The mini models include an excavator, scissors lift, cherry picker, and platform lifter. Bases are approx 4" x 7" and finished heights vary, thanks to those syringes! Very clever teaching tools for ages 8 and up.

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HYDRAULICS 4-IN-1 SET

Hydraulics Made Easy

Cleverly made, and mighty heuristic, too. For someone entranced by hydraulics, or for a whole classroom of students, there's the Pathfinders 4-In-1 teaching kit, with 4 different hydraulic-system kits that use unfinished wood, transparent tubing, and plastic syringes, which power the movement. The mini models include an excavator, scissors lift, cherry picker, and platform lifter. Bases are approx 4" x 7" and finished heights vary, thanks to those syringes! Very clever teaching tools for ages 8 and up.

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$34.95 EACH

Let There Be Light

See what you're saying? This basic sound-to-light kit from Velleman® has (4) red, high-intensity LEDs that react simultaneously to every sound in a square rather than the traditional bar graph. Use it for plain old fun--like "watching music"--or something more practical, like aiding the hearing impaired by making the lights indicate when the telephone or doorbell is ringing. Adjustable sensitivity for sound versus light, and comes with a built-in microphone. You add a 9V battery and a case if you want one. Requires minimal soldering skills.

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VELLEMAN® SOUND TO LIGHT KIT

Let There Be Light

See what you're saying? This basic sound-to-light kit from Velleman® has (4) red, high-intensity LEDs that react simultaneously to every sound in a square rather than the traditional bar graph. Use it for plain old fun--like "watching music"--or something more practical, like aiding the hearing impaired by making the lights indicate when the telephone or doorbell is ringing. Adjustable sensitivity for sound versus light, and comes with a built-in microphone. You add a 9V battery and a case if you want one. Requires minimal soldering skills.

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$7.75 EACH

Closed-Cycle Power

This excellent and beautiful Stirling engine would make Robbie Stirling himself proud. Has a 1/2" piston stroke and sits on a 7" x 3-1/2" wooden base. Comes with a small alcohol lamp to fire it, and is connected via a belt to a DC generator that fires some blue LEDs. Includes a spare hot gas container, power cylinder and piston-sealing ring, needle roller and silicon tube, which you shouldn't need for some time. You also get a trio of Allen wrenches for your tweaking needs. This is the ultimate desk toy, or demo unit for the more serious-minded. Check out our short video on Youtube!

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STIRLING ENGINE/GENERATOR

Closed-Cycle Power

This excellent and beautiful Stirling engine would make Robbie Stirling himself proud. Has a 1/2" piston stroke and sits on a 7" x 3-1/2" wooden base. Comes with a small alcohol lamp to fire it, and is connected via a belt to a DC generator that fires some blue LEDs. Includes a spare hot gas container, power cylinder and piston-sealing ring, needle roller and silicon tube, which you shouldn't need for some time. You also get a trio of Allen wrenches for your tweaking needs. This is the ultimate desk toy, or demo unit for the more serious-minded. Check out our short video on Youtube!

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$89.95 EACH

Chemistry Lab In A Box

This is the new, improved, bigger and better CHEM C1000 beginner chemistry set from Thames & Kosmos. Follow Professor Probenius, the world's most distinguished cartoon chemistry professor, through the 80-page manual while he provides safety advice and instructions for carrying out 125 diverse experiments. Build a fire extinguisher, make water flow uphill, identify chemicals, split water into hydrogen and oxygen and much more. Includes the simple lab equipment and supplies you need to experiment with air pressure, surface tension, acids and bases, indicators, electrochemical reactions and chromatography. You add some common household materials. A superior kit for ages 10 and up. Winner of the Gold Award® from Parents' Choice.

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BASIC CHEMISTRY SET

Chemistry Lab In A Box

This is the new, improved, bigger and better CHEM C1000 beginner chemistry set from Thames & Kosmos. Follow Professor Probenius, the world's most distinguished cartoon chemistry professor, through the 80-page manual while he provides safety advice and instructions for carrying out 125 diverse experiments. Build a fire extinguisher, make water flow uphill, identify chemicals, split water into hydrogen and oxygen and much more. Includes the simple lab equipment and supplies you need to experiment with air pressure, surface tension, acids and bases, indicators, electrochemical reactions and chromatography. You add some common household materials. A superior kit for ages 10 and up. Winner of the Gold Award® from Parents' Choice.

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$59.95 EACH

Who Says Chickens Can't Fly?

The possibilities are endless. You get a set of (4) stuffed rubber chickens, 8" long and in (4) different, but chickenlike, skin tones, plus an 8-3/4" dia target to toss them at. Throw the target on the ground then fling, roll, or bounce the chickens toward it. Sort of chicken bocce, or poultry petanque. Includes game ideas and a score pad! In between chicken-throwing seasons, they make a mighty nice display lined up on the mantle.

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FLICKIN' CHICKEN TOSS GAME

Who Says Chickens Can't Fly?

The possibilities are endless. You get a set of (4) stuffed rubber chickens, 8" long and in (4) different, but chickenlike, skin tones, plus an 8-3/4" dia target to toss them at. Throw the target on the ground then fling, roll, or bounce the chickens toward it. Sort of chicken bocce, or poultry petanque. Includes game ideas and a score pad! In between chicken-throwing seasons, they make a mighty nice display lined up on the mantle.

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$21.50 EACH

Make Your Own Weather

Budding meteorologists will love this Weather Science kit from Green Science. Includes experiments with lightning, static electricity, cloud-making, greenhouse effect, water cycles and acid rain. Comes with thermometers and holders, a balloon, seed tray, pH paper, and sundry plastic instruments. You add a few common household items.

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WEATHER SCIENCE KIT

Make Your Own Weather

Budding meteorologists will love this Weather Science kit from Green Science. Includes experiments with lightning, static electricity, cloud-making, greenhouse effect, water cycles and acid rain. Comes with thermometers and holders, a balloon, seed tray, pH paper, and sundry plastic instruments. You add a few common household items.

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$13.95 EACH

A Drive Train From Scratch

Build your own. This is a very nice kit from Tamiya, but not for beginners or the fumble-fingered, since it's fairly complex and can take a couple hours to assemble. The Twin Gear Motor Kit has a pair of 2.3VDC motors that draw approx 60mA no load, stall at 130mA, and will run 60 to 212 rpm. Finished size is approx 3" long x 2" x 7/8" with dual 1-1/16" long x 1/8" dia hexagonal shafts.

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TWIN GEAR MOTOR

A Drive Train From Scratch

Build your own. This is a very nice kit from Tamiya, but not for beginners or the fumble-fingered, since it's fairly complex and can take a couple hours to assemble. The Twin Gear Motor Kit has a pair of 2.3VDC motors that draw approx 60mA no load, stall at 130mA, and will run 60 to 212 rpm. Finished size is approx 3" long x 2" x 7/8" with dual 1-1/16" long x 1/8" dia hexagonal shafts.

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$14.95 EACH

My First Strobe Kit

For tyro electronics wizards: build your own dual white-LED strobe light. You'll need a 9V battery, solder and a soldering iron. Features a speed switch and rate control knob, and will oscillate between once and a seizure-inducing 60X per second. Draws 40mA.

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STROBOSCOPE

My First Strobe Kit

For tyro electronics wizards: build your own dual white-LED strobe light. You'll need a 9V battery, solder and a soldering iron. Features a speed switch and rate control knob, and will oscillate between once and a seizure-inducing 60X per second. Draws 40mA.

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$10.95 EACH

Lights, Camera, Claymation!

If you've got a smart phone, you can be a director. This fold-out, 14-3/8" x 7" x 7" tall stage comes with (5) backdrops, including one blank, a cardboard camera (phone) stand, (8) 2" bricks of assorted color clay and various punch-out props. Includes an 18-page booklet on making claymation, stop-action movies, with additional apps available online. This is how Spielberg would have started if he were 11 years old today.

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STOP-MOTION CLAYMATION MOVIE KIT

Lights, Camera, Claymation!

If you've got a smart phone, you can be a director. This fold-out, 14-3/8" x 7" x 7" tall stage comes with (5) backdrops, including one blank, a cardboard camera (phone) stand, (8) 2" bricks of assorted color clay and various punch-out props. Includes an 18-page booklet on making claymation, stop-action movies, with additional apps available online. This is how Spielberg would have started if he were 11 years old today.

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$19.95 EACH

Crack It Open East Of Java

This excellent kit has (4) genuine geodes between 1-1/2” and 2” dia just waiting for you to crack them open, and since every place we ship to is in North America (OK, plus Guam) you’re going to be cracking them (a long way) East of Java. You’ll also get safety goggles, a little magnifier and an activity book. A Dr. Toys Seal of Excellence Winner.

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GENUINE GEODE STARTER KIT

Crack It Open East Of Java

This excellent kit has (4) genuine geodes between 1-1/2” and 2” dia just waiting for you to crack them open, and since every place we ship to is in North America (OK, plus Guam) you’re going to be cracking them (a long way) East of Java. You’ll also get safety goggles, a little magnifier and an activity book. A Dr. Toys Seal of Excellence Winner.

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$19.95 EACH

ScienceWiz™ EDUCATIONAL KITS

For whiz kids, from ScienceWiz™. The Inventions kit has (4) projects: using a small motor as a generator; building a telegraph; a DC motor; and an AM radio. You add a D-cell battery and a few household items. Created by Berkeley science-education whiz Penny Norman, Ph.D., and attractively boxed, with a lavishly illustrated 40pp instruction book. For ages 8 to 80

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SCIENCE WIZ INVENTIONS KIT

ScienceWiz™ EDUCATIONAL KITS

For whiz kids, from ScienceWiz™. The Inventions kit has (4) projects: using a small motor as a generator; building a telegraph; a DC motor; and an AM radio. You add a D-cell battery and a few household items. Created by Berkeley science-education whiz Penny Norman, Ph.D., and attractively boxed, with a lavishly illustrated 40pp instruction book. For ages 8 to 80

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$24.95 EACH

Really Big T-Rex

Impressive, this 3-foot Lizard King. The 1:14 scale plastic model of a Tyrannosaurus Rex skeleton has 51 bones that snap together, then snap apart easily for later use, which is more than you can say about the original. Measures 36" long, and comes with a display stand. Bones are nicely aged for paleontological verisimilitude. Very nice kit, with legs, as they say! For ages 8 and up.

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T-REX SKELETON

Really Big T-Rex

Impressive, this 3-foot Lizard King. The 1:14 scale plastic model of a Tyrannosaurus Rex skeleton has 51 bones that snap together, then snap apart easily for later use, which is more than you can say about the original. Measures 36" long, and comes with a display stand. Bones are nicely aged for paleontological verisimilitude. Very nice kit, with legs, as they say! For ages 8 and up.

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$54.95 EACH

Get Ready To Rock

Earth science rocks. These kits from GeoCentral® are made for ages 8+ and all include (15) rock samples, a magnifier, streak plate for testing hardness and an 11-page fact booklet. You pick: the sedimentary set, which includes oil shale, shell limestone, quartz sandstone and chart or the igneous rock set, which includes diorite, gabbro, peridotite and scoria. Plus many more in each set. Rock on!

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18 PIECE IGNEOUS ROCK KIT

Get Ready To Rock

Earth science rocks. These kits from GeoCentral® are made for ages 8+ and all include (15) rock samples, a magnifier, streak plate for testing hardness and an 11-page fact booklet. You pick: the sedimentary set, which includes oil shale, shell limestone, quartz sandstone and chart or the igneous rock set, which includes diorite, gabbro, peridotite and scoria. Plus many more in each set. Rock on!

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Got Bots?

All the hip kids have them because who wants to have to make their own fun when they could make a robot to have fun for them. You pick: the Doodling Robot saves you from having to draw stuff on your notebook during meetings. Includes red, blue and yellow markers to mount on (3) adjustable arms on a 3-3/4” base with a DC motor powered by a “AA” battery you provide. Spins and shakes to doodle better than you ever did, and includes arm extensions to vary the patterns. Or: the Table Top Robot crab that’s smart enough not to fall off the table. Measures approx 2” tall x 3-3/8” counting its claws x 6-5/8” counting its (8) legs. You add a “AA” battery. Both are easy to assemble.

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TABLE-TOP CRAB

Got Bots?

All the hip kids have them because who wants to have to make their own fun when they could make a robot to have fun for them. You pick: the Doodling Robot saves you from having to draw stuff on your notebook during meetings. Includes red, blue and yellow markers to mount on (3) adjustable arms on a 3-3/4” base with a DC motor powered by a “AA” battery you provide. Spins and shakes to doodle better than you ever did, and includes arm extensions to vary the patterns. Or: the Table Top Robot crab that’s smart enough not to fall off the table. Measures approx 2” tall x 3-3/8” counting its claws x 6-5/8” counting its (8) legs. You add a “AA” battery. Both are easy to assemble.

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Wanton Iguana?

Who doesn’t? Actually, it doesn’t look all that wanton, although it’s hard to tell with lizards. It does look realistic, though--perfect for a desert diorama. You’ll get a pair of these 3-1/4" tall polyresin iguanas, each wrapped around a little tree stump.

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POLYRESIN IGUANA FIGURE

Wanton Iguana?

Who doesn’t? Actually, it doesn’t look all that wanton, although it’s hard to tell with lizards. It does look realistic, though--perfect for a desert diorama. You’ll get a pair of these 3-1/4" tall polyresin iguanas, each wrapped around a little tree stump.

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$4.95 PKG (2)

Science In A Can

You can’t put science on a stick, but you can put it in a can. The Crazy Scientist™ lab kits for young researchers come from The Purple Cow® in 6-1/2” x 9-1/2” x 1-1/2” tins. You pick from: The Water Gel Science Kit for ages 8+ with (14) experiments, lots of supplies and a 15-page manual; the Magnetic Wonder Kit for ages 8+ with a variety of materials and a 20-page manual; the Optical Illusion Kit for ages 6+ with (13) experiments, supplies, nd a 28-page manual; or the Young Survivor Kit, for preppers as young as 6, with (13) projects, equipment, and a 20-page manual.

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KIT, WATER GEL SCIENCE, 14 EXPS.

Science In A Can

You can’t put science on a stick, but you can put it in a can. The Crazy Scientist™ lab kits for young researchers come from The Purple Cow® in 6-1/2” x 9-1/2” x 1-1/2” tins. You pick from: The Water Gel Science Kit for ages 8+ with (14) experiments, lots of supplies and a 15-page manual; the Magnetic Wonder Kit for ages 8+ with a variety of materials and a 20-page manual; the Optical Illusion Kit for ages 6+ with (13) experiments, supplies, nd a 28-page manual; or the Young Survivor Kit, for preppers as young as 6, with (13) projects, equipment, and a 20-page manual.

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Let There Be Light

Snap Circuits® (by Elenco®) does it again, this time with light, although the (182) projects also feature the interplay of light with sound. Projects include color organs, strobes, IR detection, LEDs, color spectrums, motor control, photo resistor and transistors. You can even plug your audio player into some projects. CJ, our Senior Light & Sound Boffin, called it "an enchanting rainbow of scientific theory wed to practice, with fun in the bargain," but he talks like that sometimes. For ages 8 and way up, it has over (55) parts and yes, they will play well with other Snap Circuit® components.

Check out our incredible full line of snap circuits here

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SNAP CIRCUITS® LIGHT PROJECTS KIT

Let There Be Light

Snap Circuits® (by Elenco®) does it again, this time with light, although the (182) projects also feature the interplay of light with sound. Projects include color organs, strobes, IR detection, LEDs, color spectrums, motor control, photo resistor and transistors. You can even plug your audio player into some projects. CJ, our Senior Light & Sound Boffin, called it "an enchanting rainbow of scientific theory wed to practice, with fun in the bargain," but he talks like that sometimes. For ages 8 and way up, it has over (55) parts and yes, they will play well with other Snap Circuit® components.

Check out our incredible full line of snap circuits here

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$64.95 EACH

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